diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 0f441740c22a2baa931bbcf165086853d1617363..d077ef8426df07e78bf6b1de6bffd774f1d2db4a 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -107,6 +107,7 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
omap3-evm.dtb \
omap3-tobi.dtb \
omap4-panda.dtb \
+ omap4-panda-a4.dtb \
omap4-panda-es.dtb \
omap4-var-som.dtb \
omap4-sdp.dtb \
@@ -131,8 +132,8 @@ dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \
spear320-evb.dtb \
spear320-hmi.dtb
dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb
-dtb-$(CONFIG_ARCH_SUNXI) += sun4i-cubieboard.dtb \
- sun5i-olinuxino.dtb
+dtb-$(CONFIG_ARCH_SUNXI) += sun4i-a10-cubieboard.dtb \
+ sun5i-a13-olinuxino.dtb
dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \
tegra20-medcom-wide.dtb \
tegra20-paz00.dtb \
diff --git a/arch/arm/boot/dts/imx27-3ds.dts b/arch/arm/boot/dts/imx27-3ds.dts
index b01c0d745fc58165befe9f7e43cdfebffff5dc11..fa04c7b18bcb8350f47917e969c97d02028b09f0 100644
--- a/arch/arm/boot/dts/imx27-3ds.dts
+++ b/arch/arm/boot/dts/imx27-3ds.dts
@@ -21,17 +21,17 @@ memory {
};
soc {
- aipi@10000000 { /* aipi */
-
+ aipi@10000000 { /* aipi1 */
uart1: serial@1000a000 {
fsl,uart-has-rtscts;
status = "okay";
};
+ };
- fec@1002b000 {
+ aipi@10020000 { /* aipi2 */
+ ethernet@1002b000 {
status = "okay";
};
};
};
-
};
diff --git a/arch/arm/boot/dts/imx27-phytec-phycore.dts b/arch/arm/boot/dts/imx27-phytec-phycore.dts
index af50469e34b2931306acf88a3d8ea289253388e2..53b0ec0c228eb1b2af2200f4eef0e2f12c26782f 100644
--- a/arch/arm/boot/dts/imx27-phytec-phycore.dts
+++ b/arch/arm/boot/dts/imx27-phytec-phycore.dts
@@ -21,8 +21,7 @@ memory {
};
soc {
- aipi@10000000 { /* aipi */
-
+ aipi@10000000 { /* aipi1 */
serial@1000a000 {
fsl,uart-has-rtscts;
status = "okay";
@@ -38,10 +37,6 @@ serial@1000c000 {
status = "okay";
};
- ethernet@1002b000 {
- status = "okay";
- };
-
i2c@1001d000 {
clock-frequency = <400000>;
status = "okay";
@@ -60,6 +55,12 @@ lm75@4a {
};
};
};
+
+ aipi@10020000 { /* aipi2 */
+ ethernet@1002b000 {
+ status = "okay";
+ };
+ };
};
nor_flash@c0000000 {
diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi
index b8d3905915acaf7a296e880cbcfee0023e8b1da3..5a82cb5707a84bcf3bc9cdaca039665e1bf36b08 100644
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -55,7 +55,7 @@ aipi@10000000 { /* AIPI1 */
compatible = "fsl,aipi-bus", "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
- reg = <0x10000000 0x10000000>;
+ reg = <0x10000000 0x20000>;
ranges;
wdog: wdog@10002000 {
@@ -211,6 +211,15 @@ i2c2: i2c@1001d000 {
status = "disabled";
};
+ };
+
+ aipi@10020000 { /* AIPI2 */
+ compatible = "fsl,aipi-bus", "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x10020000 0x20000>;
+ ranges;
+
fec: ethernet@1002b000 {
compatible = "fsl,imx27-fec";
reg = <0x1002b000 0x4000>;
diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts
index 77b84e17c477a838eff092f2368c9b678d9447e0..9b0d07746cba8fc4c8c9f3d89f8a7660a098197a 100644
--- a/arch/arm/boot/dts/omap2420-h4.dts
+++ b/arch/arm/boot/dts/omap2420-h4.dts
@@ -15,6 +15,6 @@ / {
memory {
device_type = "memory";
- reg = <0x80000000 0x84000000>; /* 64 MB */
+ reg = <0x80000000 0x4000000>; /* 64 MB */
};
};
diff --git a/arch/arm/boot/dts/sun4i-cubieboard.dts b/arch/arm/boot/dts/sun4i-cubieboard.dts
index f4ca126ad99443a5a195a429f5d584bb92ec49e3..5cab8254043776d892cc001c9ddda31a4c51e8b7 100644
--- a/arch/arm/boot/dts/sun4i-cubieboard.dts
+++ b/arch/arm/boot/dts/sun4i-cubieboard.dts
@@ -11,11 +11,11 @@
*/
/dts-v1/;
-/include/ "sun4i.dtsi"
+/include/ "sun4i-a10.dtsi"
/ {
model = "Cubietech Cubieboard";
- compatible = "cubietech,cubieboard", "allwinner,sun4i";
+ compatible = "cubietech,a10-cubieboard", "allwinner,sun4i-a10";
aliases {
serial0 = &uart0;
diff --git a/arch/arm/boot/dts/sun5i-olinuxino.dts b/arch/arm/boot/dts/sun5i-olinuxino.dts
index d6ff889a5d87259743a20ae1972df65c7e4fe0ab..498a091a4ea20c9eba86cf61287d7be24f68612b 100644
--- a/arch/arm/boot/dts/sun5i-olinuxino.dts
+++ b/arch/arm/boot/dts/sun5i-olinuxino.dts
@@ -12,11 +12,11 @@
*/
/dts-v1/;
-/include/ "sun5i.dtsi"
+/include/ "sun5i-a13.dtsi"
/ {
model = "Olimex A13-Olinuxino";
- compatible = "olimex,a13-olinuxino", "allwinner,sun5i";
+ compatible = "olimex,a13-olinuxino", "allwinner,sun5i-a13";
chosen {
bootargs = "earlyprintk console=ttyS0,115200";
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 7211772edd9dee20e51501750b66f33448cabbd1..0299915575a873b26b3a1499b1c5f91011d9eacf 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -41,6 +41,7 @@
#include <mach/cp_intc.h>
#include <mach/da8xx.h>
#include <mach/mux.h>
+#include <mach/sram.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h
index 16026c2b1c8c0f36843baf6378e0114a22b0fa03..d64274fc576058c466b8bb9dc30de9af0498334d 100644
--- a/arch/arm/mach-ep93xx/include/mach/uncompress.h
+++ b/arch/arm/mach-ep93xx/include/mach/uncompress.h
@@ -47,13 +47,9 @@ static void __raw_writel(unsigned int value, unsigned int ptr)
static inline void putc(int c)
{
- int i;
-
- for (i = 0; i < 1000; i++) {
- /* Transmit fifo not full? */
- if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF))
- break;
- }
+ /* Transmit fifo not full? */
+ while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)
+ ;
__raw_writeb(c, PHYS_UART_DATA);
}
diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h
index dac146df79ac870fc02bb1d014d920ff9b2b1d60..04744f9c120fe2d4d5c5a251c5f4acb8d6eea61c 100644
--- a/arch/arm/mach-exynos/common.h
+++ b/arch/arm/mach-exynos/common.h
@@ -25,7 +25,7 @@ void exynos_init_late(void);
#ifdef CONFIG_PM_GENERIC_DOMAINS
int exynos_pm_late_initcall(void);
#else
-static int exynos_pm_late_initcall(void) { return 0; }
+static inline int exynos_pm_late_initcall(void) { return 0; }
#endif
#ifdef CONFIG_ARCH_EXYNOS4
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c
index e8c0473c7568a276078cf8f8e35ad943bf292ad7..579023f59dc1458690c91bf5059706e4dd99c6c6 100644
--- a/arch/arm/mach-imx/clk-imx51-imx53.c
+++ b/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -319,6 +319,7 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
unsigned long rate_ckih1, unsigned long rate_ckih2)
{
int i;
+ u32 val;
struct device_node *np;
clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX51_DPLL1_BASE);
@@ -390,6 +391,21 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
imx_print_silicon_rev("i.MX51", mx51_revision());
clk_disable_unprepare(clk[iim_gate]);
+ /*
+ * Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no
+ * longer supported. Set to one for better power saving.
+ *
+ * The effect of not setting these bits is that MIPI clocks can't be
+ * enabled without the IPU clock being enabled aswell.
+ */
+ val = readl(MXC_CCM_CCDR);
+ val |= 1 << 18;
+ writel(val, MXC_CCM_CCDR);
+
+ val = readl(MXC_CCM_CLPCR);
+ val |= 1 << 23;
+ writel(val, MXC_CCM_CLPCR);
+
return 0;
}
diff --git a/arch/arm/plat-mxc/devices/platform-mx2-emma.c b/arch/arm/mach-imx/devices/platform-mx2-emma.c
similarity index 94%
rename from arch/arm/plat-mxc/devices/platform-mx2-emma.c
rename to arch/arm/mach-imx/devices/platform-mx2-emma.c
index 508404ddd4ea5c8f2971cebf79abd4b94c6fd5c1..11bd01d402f29019888b4cf3a8ef02ed70b4619c 100644
--- a/arch/arm/plat-mxc/devices/platform-mx2-emma.c
+++ b/arch/arm/mach-imx/devices/platform-mx2-emma.c
@@ -6,8 +6,8 @@
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
-#include <mach/hardware.h>
-#include <mach/devices-common.h>
+#include "../hardware.h"
+#include "devices-common.h"
#define imx_mx2_emmaprp_data_entry_single(soc) \
{ \
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index be0f62bf903793e3856dc2ae81bab4c83be40199..41b581fd0213e6a636c921d531463f6979e4af17 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -26,6 +26,8 @@ config SOC_HAS_OMAP2_SDRC
config SOC_HAS_REALTIME_COUNTER
bool "Real time free running counter"
+ depends on SOC_OMAP5
+ default y
config ARCH_OMAP2
bool "TI OMAP2"
@@ -79,7 +81,6 @@ config SOC_OMAP5
select ARM_GIC
select CPU_V7
select HAVE_SMP
- select SOC_HAS_REALTIME_COUNTER
select COMMON_CLK
comment "OMAP Core Type"
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index 7b201546834d271ce309803144a57339622a7c81..bb73afc9ac17cbc83e915145b7887b0e8203ff90 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -157,6 +157,7 @@ static struct omap_dss_device sdp3430_lcd_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = -1,
+ .i2c_bus_num = -1,
};
static struct omap_dss_device sdp3430_dvi_device = {
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 4be58fd071f66c868b997689553ae642b2a23f16..f81a303b87ff1afbba44e9ddcfdea4dcb2363ffb 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -208,6 +208,7 @@ static struct omap_dss_device am3517_evm_tv_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = -1,
+ .i2c_bus_num = -1,
};
static struct omap_dss_device am3517_evm_dvi_device = {
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index c8e37dc0089226e034b4e57b9d53c10075c41f4b..b3102c2f4a3cbbede79af9aeb10beecf808a60a5 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -241,6 +241,7 @@ static struct omap_dss_device cm_t35_lcd_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = CM_T35_DVI_EN_GPIO,
+ .i2c_bus_num = -1,
};
static struct omap_dss_device cm_t35_dvi_device = {
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index 7667eb749522dc5ff568a380ee1dfaa87efe5cc1..12865af25d3a865b351e8dff3b8cb5fc20649ca5 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -141,6 +141,7 @@ static struct omap_dss_device devkit8000_lcd_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = -1,
+ .i2c_bus_num = 1,
};
static struct omap_dss_device devkit8000_dvi_device = {
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
index 9a3878ec22561dea38ba584521e66f6355bd2cf4..3be1311f9e33fe4bfec977191616cc0e2431974c 100644
--- a/arch/arm/mach-omap2/board-h4.c
+++ b/arch/arm/mach-omap2/board-h4.c
@@ -27,14 +27,12 @@
#include <linux/io.h>
#include <linux/input/matrix_keypad.h>
#include <linux/mfd/menelaus.h>
+#include <linux/omap-dma.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
-#include <linux/omap-dma.h>
-#include <plat/debug-devices.h>
-
#include <video/omapdss.h>
#include <video/omap-panel-generic-dpi.h>
@@ -42,11 +40,9 @@
#include "mux.h"
#include "control.h"
#include "gpmc.h"
+#include "gpmc-smc91x.h"
#define H4_FLASH_CS 0
-#define H4_SMC91X_CS 1
-
-#define H4_ETHR_GPIO_IRQ 92
#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
static const uint32_t board_matrix_keys[] = {
@@ -250,71 +246,31 @@ static u32 is_gpmc_muxed(void)
return 0;
}
-static inline void __init h4_init_debug(void)
-{
- int eth_cs;
- unsigned long cs_mem_base;
- unsigned int muxed, rate;
- struct clk *gpmc_fck;
-
- eth_cs = H4_SMC91X_CS;
+#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE)
- gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */
- if (IS_ERR(gpmc_fck)) {
- WARN_ON(1);
- return;
- }
-
- clk_prepare_enable(gpmc_fck);
- rate = clk_get_rate(gpmc_fck);
- clk_disable_unprepare(gpmc_fck);
- clk_put(gpmc_fck);
+static struct omap_smc91x_platform_data board_smc91x_data = {
+ .cs = 1,
+ .gpio_irq = 92,
+ .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_LOWLEVEL,
+};
+static void __init board_smc91x_init(void)
+{
if (is_gpmc_muxed())
- muxed = 0x200;
- else
- muxed = 0;
-
- /* Make sure CS1 timings are correct */
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1,
- 0x00011000 | muxed);
-
- if (rate >= 160000000) {
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
- } else if (rate >= 130000000) {
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4);
- } else {/* rate = 100000000 */
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F);
- gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2);
- }
-
- if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
- printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
- goto out;
- }
+ board_smc91x_data.flags |= GPMC_MUX_ADD_DATA;
- udelay(100);
+ omap_mux_init_gpio(board_smc91x_data.gpio_irq, OMAP_PIN_INPUT);
+ gpmc_smc91x_init(&board_smc91x_data);
+}
- omap_mux_init_gpio(92, 0);
- if (debug_card_init(cs_mem_base, H4_ETHR_GPIO_IRQ) < 0)
- gpmc_cs_free(eth_cs);
+#else
-out:
- clk_disable_unprepare(gpmc_fck);
- clk_put(gpmc_fck);
+static inline void board_smc91x_init(void)
+{
}
+#endif
+
static void __init h4_init_flash(void)
{
unsigned long base;
@@ -371,6 +327,7 @@ static void __init omap_h4_init(void)
omap_serial_init();
omap_sdrc_init(NULL, NULL);
h4_init_flash();
+ board_smc91x_init();
omap_display_init(&h4_dss_data);
}
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 54647d6286b4d401b1952e6f9768c94e3a616b16..3985f35aee06a6cffbc05d2930b56c456231ee97 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -240,6 +240,7 @@ static struct omap_dss_device omap3_evm_tv_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = OMAP3EVM_DVI_PANEL_EN_GPIO,
+ .i2c_bus_num = -1,
};
static struct omap_dss_device omap3_evm_dvi_device = {
diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c
index d8638b3b4f9407ccf959784b1798b8ac957e50f0..53a6cbcf9747bdd88acbbf9fdd155db05a5dc817 100644
--- a/arch/arm/mach-omap2/board-omap3stalker.c
+++ b/arch/arm/mach-omap2/board-omap3stalker.c
@@ -118,6 +118,7 @@ static struct omap_dss_device omap3_stalker_tv_device = {
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = DSS_ENABLE_GPIO,
+ .i2c_bus_num = -1,
};
static struct omap_dss_device omap3_stalker_dvi_device = {
diff --git a/arch/arm/mach-omap2/cclock44xx_data.c b/arch/arm/mach-omap2/cclock44xx_data.c
index aa56c3e5bb34bd6be92d7a715796f071efa26dde..5789a5e255638d60f797a18840b3f0b01394e50a 100644
--- a/arch/arm/mach-omap2/cclock44xx_data.c
+++ b/arch/arm/mach-omap2/cclock44xx_data.c
@@ -40,6 +40,14 @@
#define OMAP4430_MODULEMODE_HWCTRL_SHIFT 0
#define OMAP4430_MODULEMODE_SWCTRL_SHIFT 1
+/*
+ * OMAP4 ABE DPLL default frequency. In OMAP4460 TRM version V, section
+ * "3.6.3.2.3 CM1_ABE Clock Generator" states that the "DPLL_ABE_X2_CLK
+ * must be set to 196.608 MHz" and hence, the DPLL locked frequency is
+ * half of this value.
+ */
+#define OMAP4_DPLL_ABE_DEFFREQ 98304000
+
/* Root clocks */
DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0);
@@ -124,6 +132,8 @@ static struct dpll_data dpll_abe_dd = {
.enable_mask = OMAP4430_DPLL_EN_MASK,
.autoidle_mask = OMAP4430_AUTO_DPLL_MODE_MASK,
.idlest_mask = OMAP4430_ST_DPLL_CLK_MASK,
+ .m4xen_mask = OMAP4430_DPLL_REGM4XEN_MASK,
+ .lpmode_mask = OMAP4430_DPLL_LPMODE_EN_MASK,
.max_multiplier = 2047,
.max_divider = 128,
.min_divider = 1,
@@ -233,7 +243,7 @@ static struct dpll_data dpll_core_dd = {
static const char *dpll_core_ck_parents[] = {
- "sys_clkin_ck",
+ "sys_clkin_ck", "core_hsd_byp_clk_mux_ck"
};
static struct clk dpll_core_ck;
@@ -286,9 +296,9 @@ DEFINE_CLK_DIVIDER(div_core_ck, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck, 0x0,
OMAP4430_CM_CLKSEL_CORE, OMAP4430_CLKSEL_CORE_SHIFT,
OMAP4430_CLKSEL_CORE_WIDTH, 0x0, NULL);
-DEFINE_CLK_OMAP_HSDIVIDER(div_iva_hs_clk, "dpll_core_m5x2_ck",
- &dpll_core_m5x2_ck, 0x0, OMAP4430_CM_BYPCLK_DPLL_IVA,
- OMAP4430_CLKSEL_0_1_MASK);
+DEFINE_CLK_DIVIDER(div_iva_hs_clk, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck,
+ 0x0, OMAP4430_CM_BYPCLK_DPLL_IVA, OMAP4430_CLKSEL_0_1_SHIFT,
+ OMAP4430_CLKSEL_0_1_WIDTH, CLK_DIVIDER_POWER_OF_TWO, NULL);
DEFINE_CLK_DIVIDER(div_mpu_hs_clk, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck,
0x0, OMAP4430_CM_BYPCLK_DPLL_MPU, OMAP4430_CLKSEL_0_1_SHIFT,
@@ -363,8 +373,21 @@ static struct dpll_data dpll_iva_dd = {
.min_divider = 1,
};
+static const char *dpll_iva_ck_parents[] = {
+ "sys_clkin_ck", "iva_hsd_byp_clk_mux_ck"
+};
+
static struct clk dpll_iva_ck;
+static const struct clk_ops dpll_ck_ops = {
+ .enable = &omap3_noncore_dpll_enable,
+ .disable = &omap3_noncore_dpll_disable,
+ .recalc_rate = &omap3_dpll_recalc,
+ .round_rate = &omap2_dpll_round_rate,
+ .set_rate = &omap3_noncore_dpll_set_rate,
+ .get_parent = &omap2_init_dpll_parent,
+};
+
static struct clk_hw_omap dpll_iva_ck_hw = {
.hw = {
.clk = &dpll_iva_ck,
@@ -373,7 +396,7 @@ static struct clk_hw_omap dpll_iva_ck_hw = {
.ops = &clkhwops_omap3_dpll,
};
-DEFINE_STRUCT_CLK(dpll_iva_ck, dpll_core_ck_parents, dpll_abe_ck_ops);
+DEFINE_STRUCT_CLK(dpll_iva_ck, dpll_iva_ck_parents, dpll_ck_ops);
static const char *dpll_iva_x2_ck_parents[] = {
"dpll_iva_ck",
@@ -416,6 +439,10 @@ static struct dpll_data dpll_mpu_dd = {
.min_divider = 1,
};
+static const char *dpll_mpu_ck_parents[] = {
+ "sys_clkin_ck", "div_mpu_hs_clk"
+};
+
static struct clk dpll_mpu_ck;
static struct clk_hw_omap dpll_mpu_ck_hw = {
@@ -426,7 +453,7 @@ static struct clk_hw_omap dpll_mpu_ck_hw = {
.ops = &clkhwops_omap3_dpll,
};
-DEFINE_STRUCT_CLK(dpll_mpu_ck, dpll_core_ck_parents, dpll_abe_ck_ops);
+DEFINE_STRUCT_CLK(dpll_mpu_ck, dpll_mpu_ck_parents, dpll_ck_ops);
DEFINE_CLK_FIXED_FACTOR(mpu_periphclk, "dpll_mpu_ck", &dpll_mpu_ck, 0x0, 1, 2);
@@ -464,6 +491,9 @@ static struct dpll_data dpll_per_dd = {
.min_divider = 1,
};
+static const char *dpll_per_ck_parents[] = {
+ "sys_clkin_ck", "per_hsd_byp_clk_mux_ck"
+};
static struct clk dpll_per_ck;
@@ -475,7 +505,7 @@ static struct clk_hw_omap dpll_per_ck_hw = {
.ops = &clkhwops_omap3_dpll,
};
-DEFINE_STRUCT_CLK(dpll_per_ck, dpll_core_ck_parents, dpll_abe_ck_ops);
+DEFINE_STRUCT_CLK(dpll_per_ck, dpll_per_ck_parents, dpll_ck_ops);
DEFINE_CLK_DIVIDER(dpll_per_m2_ck, "dpll_per_ck", &dpll_per_ck, 0x0,
OMAP4430_CM_DIV_M2_DPLL_PER, OMAP4430_DPLL_CLKOUT_DIV_SHIFT,
@@ -559,6 +589,10 @@ static struct dpll_data dpll_usb_dd = {
.min_divider = 1,
};
+static const char *dpll_usb_ck_parents[] = {
+ "sys_clkin_ck", "usb_hs_clk_div_ck"
+};
+
static struct clk dpll_usb_ck;
static struct clk_hw_omap dpll_usb_ck_hw = {
@@ -569,7 +603,7 @@ static struct clk_hw_omap dpll_usb_ck_hw = {
.ops = &clkhwops_omap3_dpll,
};
-DEFINE_STRUCT_CLK(dpll_usb_ck, dpll_core_ck_parents, dpll_abe_ck_ops);
+DEFINE_STRUCT_CLK(dpll_usb_ck, dpll_usb_ck_parents, dpll_ck_ops);
static const char *dpll_usb_clkdcoldo_ck_parents[] = {
"dpll_usb_ck",
@@ -696,9 +730,13 @@ DEFINE_CLK_DIVIDER(syc_clk_div_ck, "sys_clkin_ck", &sys_clkin_ck, 0x0,
OMAP4430_CM_ABE_DSS_SYS_CLKSEL, OMAP4430_CLKSEL_0_0_SHIFT,
OMAP4430_CLKSEL_0_0_WIDTH, 0x0, NULL);
+static const char *dbgclk_mux_ck_parents[] = {
+ "sys_clkin_ck"
+};
+
static struct clk dbgclk_mux_ck;
DEFINE_STRUCT_CLK_HW_OMAP(dbgclk_mux_ck, NULL);
-DEFINE_STRUCT_CLK(dbgclk_mux_ck, dpll_core_ck_parents,
+DEFINE_STRUCT_CLK(dbgclk_mux_ck, dbgclk_mux_ck_parents,
dpll_usb_clkdcoldo_ck_ops);
/* Leaf clocks controlled by modules */
@@ -1935,10 +1973,10 @@ static struct omap_clk omap44xx_clks[] = {
CLK("4803e000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X),
CLK("48086000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X),
CLK("48088000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X),
- CLK("49038000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
- CLK("4903a000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
- CLK("4903c000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
- CLK("4903e000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
+ CLK("40138000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
+ CLK("4013a000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
+ CLK("4013c000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
+ CLK("4013e000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X),
CLK(NULL, "cpufreq_ck", &dpll_mpu_ck, CK_443X),
};
@@ -1955,6 +1993,7 @@ int __init omap4xxx_clk_init(void)
{
u32 cpu_clkflg;
struct omap_clk *c;
+ int rc;
if (cpu_is_omap443x()) {
cpu_mask = RATE_IN_4430;
@@ -1983,5 +2022,18 @@ int __init omap4xxx_clk_init(void)
omap2_clk_enable_init_clocks(enable_init_clks,
ARRAY_SIZE(enable_init_clks));
+ /*
+ * On OMAP4460 the ABE DPLL fails to turn on if in idle low-power
+ * state when turning the ABE clock domain. Workaround this by
+ * locking the ABE DPLL on boot.
+ */
+ if (cpu_is_omap446x()) {
+ rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);
+ if (!rc)
+ rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);
+ if (rc)
+ pr_err("%s: failed to configure ABE DPLL!\n", __func__);
+ }
+
return 0;
}
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index 9917f793c3b6979d125f3b9bc690bf0814dadeb3..b40204837bd7e22564e81874b25b6fe35712e638 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -195,6 +195,10 @@ struct clksel {
* @enable_mask: mask of the DPLL mode bitfield in @control_reg
* @last_rounded_rate: cache of the last rate result of omap2_dpll_round_rate()
* @last_rounded_m: cache of the last M result of omap2_dpll_round_rate()
+ * @last_rounded_m4xen: cache of the last M4X result of
+ * omap4_dpll_regm4xen_round_rate()
+ * @last_rounded_lpmode: cache of the last lpmode result of
+ * omap4_dpll_lpmode_recalc()
* @max_multiplier: maximum valid non-bypass multiplier value (actual)
* @last_rounded_n: cache of the last N result of omap2_dpll_round_rate()
* @min_divider: minimum valid non-bypass divider value (actual)
@@ -205,6 +209,8 @@ struct clksel {
* @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg
* @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg
* @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg
+ * @lpmode_mask: mask of the DPLL low-power mode bitfield in @control_reg
+ * @m4xen_mask: mask of the DPLL M4X multiplier bitfield in @control_reg
* @auto_recal_bit: bitshift of the driftguard enable bit in @control_reg
* @recal_en_bit: bitshift of the PRM_IRQENABLE_* bit for recalibration IRQs
* @recal_st_bit: bitshift of the PRM_IRQSTATUS_* bit for recalibration IRQs
@@ -233,6 +239,8 @@ struct dpll_data {
u32 enable_mask;
unsigned long last_rounded_rate;
u16 last_rounded_m;
+ u8 last_rounded_m4xen;
+ u8 last_rounded_lpmode;
u16 max_multiplier;
u8 last_rounded_n;
u8 min_divider;
@@ -245,6 +253,8 @@ struct dpll_data {
u32 idlest_mask;
u32 dco_mask;
u32 sddiv_mask;
+ u32 lpmode_mask;
+ u32 m4xen_mask;
u8 auto_recal_bit;
u8 recal_en_bit;
u8 recal_st_bit;
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index 384873580b2395321a921463795d63a966cb3eee..7faf82d4e85cfea7837106dfe4de50cc764b6eb4 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -998,7 +998,8 @@ int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
spin_lock_irqsave(&clkdm->lock, flags);
/* corner case: disabling unused clocks */
- if (__clk_get_enable_count(clk) == 0)
+ if ((__clk_get_enable_count(clk) == 0) &&
+ (atomic_read(&clkdm->usecount) == 0))
goto ccd_exit;
if (atomic_read(&clkdm->usecount) == 0) {
diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c
index 5c2fd4863b2bc7f32b4289cc1fb0059d5fec82e2..2dabb9ecb986adc2abcbc851f54ecd5c4875adf9 100644
--- a/arch/arm/mach-omap2/common.c
+++ b/arch/arm/mach-omap2/common.c
@@ -16,8 +16,6 @@
#include <linux/init.h>
#include <linux/platform_data/dsp-omap.h>
-#include <plat/vram.h>
-
#include "common.h"
#include "omap-secure.h"
@@ -32,7 +30,6 @@ int __weak omap_secure_ram_reserve_memblock(void)
void __init omap_reserve(void)
{
- omap_vram_reserve_sdram_memblock();
omap_dsp_reserve_sdram_memblock();
omap_secure_ram_reserve_memblock();
omap_barrier_reserve_memblock();
diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c
index bca7a88857038f2193a64435587a584887ac0a29..22590dbe8f1453d2bf26058288a21e2070533af3 100644
--- a/arch/arm/mach-omap2/cpuidle34xx.c
+++ b/arch/arm/mach-omap2/cpuidle34xx.c
@@ -40,6 +40,8 @@ struct omap3_idle_statedata {
u32 core_state;
};
+static struct powerdomain *mpu_pd, *core_pd, *per_pd, *cam_pd;
+
static struct omap3_idle_statedata omap3_idle_data[] = {
{
.mpu_state = PWRDM_POWER_ON,
@@ -71,7 +73,7 @@ static struct omap3_idle_statedata omap3_idle_data[] = {
},
};
-static struct powerdomain *mpu_pd, *core_pd, *per_pd, *cam_pd;
+/* Private functions */
static int __omap3_enter_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv,
@@ -260,11 +262,11 @@ static int omap3_enter_idle_bm(struct cpuidle_device *dev,
return ret;
}
-DEFINE_PER_CPU(struct cpuidle_device, omap3_idle_dev);
+static DEFINE_PER_CPU(struct cpuidle_device, omap3_idle_dev);
-struct cpuidle_driver omap3_idle_driver = {
- .name = "omap3_idle",
- .owner = THIS_MODULE,
+static struct cpuidle_driver omap3_idle_driver = {
+ .name = "omap3_idle",
+ .owner = THIS_MODULE,
.states = {
{
.enter = omap3_enter_idle_bm,
@@ -327,6 +329,8 @@ struct cpuidle_driver omap3_idle_driver = {
.safe_state_index = 0,
};
+/* Public functions */
+
/**
* omap3_idle_init - Init routine for OMAP3 idle
*
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c
index 288bee6cbb76f701b9b675476d87c3b8f16b90cb..d639aef0deda3c1a8f28cb61fdebe84a5626126f 100644
--- a/arch/arm/mach-omap2/cpuidle44xx.c
+++ b/arch/arm/mach-omap2/cpuidle44xx.c
@@ -54,6 +54,8 @@ static struct clockdomain *cpu_clkdm[NR_CPUS];
static atomic_t abort_barrier;
static bool cpu_done[NR_CPUS];
+/* Private functions */
+
/**
* omap4_enter_idle_coupled_[simple/coupled] - OMAP4 cpuidle entry functions
* @dev: cpuidle device
@@ -161,9 +163,19 @@ static int omap4_enter_idle_coupled(struct cpuidle_device *dev,
return index;
}
-DEFINE_PER_CPU(struct cpuidle_device, omap4_idle_dev);
+/*
+ * For each cpu, setup the broadcast timer because local timers
+ * stops for the states above C1.
+ */
+static void omap_setup_broadcast_timer(void *arg)
+{
+ int cpu = smp_processor_id();
+ clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu);
+}
+
+static DEFINE_PER_CPU(struct cpuidle_device, omap4_idle_dev);
-struct cpuidle_driver omap4_idle_driver = {
+static struct cpuidle_driver omap4_idle_driver = {
.name = "omap4_idle",
.owner = THIS_MODULE,
.en_core_tk_irqen = 1,
@@ -178,7 +190,7 @@ struct cpuidle_driver omap4_idle_driver = {
.desc = "MPUSS ON"
},
{
- /* C2 - CPU0 OFF + CPU1 OFF + MPU CSWR */
+ /* C2 - CPU0 OFF + CPU1 OFF + MPU CSWR */
.exit_latency = 328 + 440,
.target_residency = 960,
.flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_COUPLED,
@@ -200,15 +212,7 @@ struct cpuidle_driver omap4_idle_driver = {
.safe_state_index = 0,
};
-/*
- * For each cpu, setup the broadcast timer because local timers
- * stops for the states above C1.
- */
-static void omap_setup_broadcast_timer(void *arg)
-{
- int cpu = smp_processor_id();
- clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu);
-}
+/* Public functions */
/**
* omap4_idle_init - Init routine for OMAP4 idle
diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c
index fafb28c0dcbc46274232f7225fef46d74233eed5..2bb18838cba9994dbd25be0b0c209bb261ee43e4 100644
--- a/arch/arm/mach-omap2/dpll3xxx.c
+++ b/arch/arm/mach-omap2/dpll3xxx.c
@@ -291,16 +291,13 @@ static void _lookup_sddiv(struct clk_hw_omap *clk, u8 *sd_div, u16 m, u8 n)
/*
* _omap3_noncore_dpll_program - set non-core DPLL M,N values directly
- * @clk: struct clk * of DPLL to set
- * @m: DPLL multiplier to set
- * @n: DPLL divider to set
- * @freqsel: FREQSEL value to set
+ * @clk: struct clk * of DPLL to set
+ * @freqsel: FREQSEL value to set
*
- * Program the DPLL with the supplied M, N values, and wait for the DPLL to
- * lock.. Returns -EINVAL upon error, or 0 upon success.
+ * Program the DPLL with the last M, N values calculated, and wait for
+ * the DPLL to lock. Returns -EINVAL upon error, or 0 upon success.
*/
-static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 m, u8 n,
- u16 freqsel)
+static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 freqsel)
{
struct dpll_data *dd = clk->dpll_data;
u8 dco, sd_div;
@@ -323,23 +320,45 @@ static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 m, u8 n,
/* Set DPLL multiplier, divider */
v = __raw_readl(dd->mult_div1_reg);
v &= ~(dd->mult_mask | dd->div1_mask);
- v |= m << __ffs(dd->mult_mask);
- v |= (n - 1) << __ffs(dd->div1_mask);
+ v |= dd->last_rounded_m << __ffs(dd->mult_mask);
+ v |= (dd->last_rounded_n - 1) << __ffs(dd->div1_mask);
/* Configure dco and sd_div for dplls that have these fields */
if (dd->dco_mask) {
- _lookup_dco(clk, &dco, m, n);
+ _lookup_dco(clk, &dco, dd->last_rounded_m, dd->last_rounded_n);
v &= ~(dd->dco_mask);
v |= dco << __ffs(dd->dco_mask);
}
if (dd->sddiv_mask) {
- _lookup_sddiv(clk, &sd_div, m, n);
+ _lookup_sddiv(clk, &sd_div, dd->last_rounded_m,
+ dd->last_rounded_n);
v &= ~(dd->sddiv_mask);
v |= sd_div << __ffs(dd->sddiv_mask);
}
__raw_writel(v, dd->mult_div1_reg);
+ /* Set 4X multiplier and low-power mode */
+ if (dd->m4xen_mask || dd->lpmode_mask) {
+ v = __raw_readl(dd->control_reg);
+
+ if (dd->m4xen_mask) {
+ if (dd->last_rounded_m4xen)
+ v |= dd->m4xen_mask;
+ else
+ v &= ~dd->m4xen_mask;
+ }
+
+ if (dd->lpmode_mask) {
+ if (dd->last_rounded_lpmode)
+ v |= dd->lpmode_mask;
+ else
+ v &= ~dd->lpmode_mask;
+ }
+
+ __raw_writel(v, dd->control_reg);
+ }
+
/* We let the clock framework set the other output dividers later */
/* REVISIT: Set ramp-up delay? */
@@ -492,8 +511,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
pr_debug("%s: %s: set rate: locking rate to %lu.\n",
__func__, __clk_get_name(hw->clk), rate);
- ret = omap3_noncore_dpll_program(clk, dd->last_rounded_m,
- dd->last_rounded_n, freqsel);
+ ret = omap3_noncore_dpll_program(clk, freqsel);
if (!ret)
new_parent = dd->clk_ref;
}
diff --git a/arch/arm/mach-omap2/dpll44xx.c b/arch/arm/mach-omap2/dpll44xx.c
index d3326c474fdc4b2847bc5c2834838cce39002768..d28b0f7267151dfdcf2909b1647c9a5b80ba661b 100644
--- a/arch/arm/mach-omap2/dpll44xx.c
+++ b/arch/arm/mach-omap2/dpll44xx.c
@@ -20,6 +20,15 @@
#include "clock44xx.h"
#include "cm-regbits-44xx.h"
+/*
+ * Maximum DPLL input frequency (FINT) and output frequency (FOUT) that
+ * can supported when using the DPLL low-power mode. Frequencies are
+ * defined in OMAP4430/60 Public TRM section 3.6.3.3.2 "Enable Control,
+ * Status, and Low-Power Operation Mode".
+ */
+#define OMAP4_DPLL_LP_FINT_MAX 1000000
+#define OMAP4_DPLL_LP_FOUT_MAX 100000000
+
/* Supported only on OMAP4 */
int omap4_dpllmx_gatectrl_read(struct clk_hw_omap *clk)
{
@@ -81,6 +90,31 @@ const struct clk_hw_omap_ops clkhwops_omap4_dpllmx = {
.deny_idle = omap4_dpllmx_deny_gatectrl,
};
+/**
+ * omap4_dpll_lpmode_recalc - compute DPLL low-power setting
+ * @dd: pointer to the dpll data structure
+ *
+ * Calculates if low-power mode can be enabled based upon the last
+ * multiplier and divider values calculated. If low-power mode can be
+ * enabled, then the bit to enable low-power mode is stored in the
+ * last_rounded_lpmode variable. This implementation is based upon the
+ * criteria for enabling low-power mode as described in the OMAP4430/60
+ * Public TRM section 3.6.3.3.2 "Enable Control, Status, and Low-Power
+ * Operation Mode".
+ */
+static void omap4_dpll_lpmode_recalc(struct dpll_data *dd)
+{
+ long fint, fout;
+
+ fint = __clk_get_rate(dd->clk_ref) / (dd->last_rounded_n + 1);
+ fout = fint * dd->last_rounded_m;
+
+ if ((fint < OMAP4_DPLL_LP_FINT_MAX) && (fout < OMAP4_DPLL_LP_FOUT_MAX))
+ dd->last_rounded_lpmode = 1;
+ else
+ dd->last_rounded_lpmode = 0;
+}
+
/**
* omap4_dpll_regm4xen_recalc - compute DPLL rate, considering REGM4XEN bit
* @clk: struct clk * of the DPLL to compute the rate for
@@ -130,7 +164,6 @@ long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw,
unsigned long *parent_rate)
{
struct clk_hw_omap *clk = to_clk_hw_omap(hw);
- u32 v;
struct dpll_data *dd;
long r;
@@ -139,18 +172,31 @@ long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw,
dd = clk->dpll_data;
- /* regm4xen adds a multiplier of 4 to DPLL calculations */
- v = __raw_readl(dd->control_reg) & OMAP4430_DPLL_REGM4XEN_MASK;
-
- if (v)
- target_rate = target_rate / OMAP4430_REGM4XEN_MULT;
+ dd->last_rounded_m4xen = 0;
+ /*
+ * First try to compute the DPLL configuration for
+ * target rate without using the 4X multiplier.
+ */
r = omap2_dpll_round_rate(hw, target_rate, NULL);
+ if (r != ~0)
+ goto out;
+
+ /*
+ * If we did not find a valid DPLL configuration, try again, but
+ * this time see if using the 4X multiplier can help. Enabling the
+ * 4X multiplier is equivalent to dividing the target rate by 4.
+ */
+ r = omap2_dpll_round_rate(hw, target_rate / OMAP4430_REGM4XEN_MULT,
+ NULL);
if (r == ~0)
return r;
- if (v)
- clk->dpll_data->last_rounded_rate *= OMAP4430_REGM4XEN_MULT;
+ dd->last_rounded_rate *= OMAP4430_REGM4XEN_MULT;
+ dd->last_rounded_m4xen = 1;
+
+out:
+ omap4_dpll_lpmode_recalc(dd);
- return clk->dpll_data->last_rounded_rate;
+ return dd->last_rounded_rate;
}
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 26126343d6ac8a6badead78ca640bfc366e686cb..6a217c98db5484a2560d08ff343219557ee75fb9 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -135,10 +135,7 @@ static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition,
old_mode = omap_mux_read(partition, gpio_mux->reg_offset);
mux_mode = val & ~(OMAP_MUX_NR_MODES - 1);
- if (partition->flags & OMAP_MUX_GPIO_IN_MODE3)
- mux_mode |= OMAP_MUX_MODE3;
- else
- mux_mode |= OMAP_MUX_MODE4;
+ mux_mode |= partition->gpio;
pr_debug("%s: Setting signal %s.gpio%i 0x%04x -> 0x%04x\n", __func__,
gpio_mux->muxnames[0], gpio, old_mode, mux_mode);
omap_mux_write(partition, mux_mode, gpio_mux->reg_offset);
@@ -800,7 +797,7 @@ int __init omap_mux_late_init(void)
struct omap_mux *m = &e->mux;
u16 mode = omap_mux_read(partition, m->reg_offset);
- if (OMAP_MODE_GPIO(mode))
+ if (OMAP_MODE_GPIO(partition, mode))
continue;
#ifndef CONFIG_DEBUG_FS
@@ -1065,7 +1062,7 @@ static void __init omap_mux_init_list(struct omap_mux_partition *partition,
}
#else
/* Skip pins that are not muxed as GPIO by bootloader */
- if (!OMAP_MODE_GPIO(omap_mux_read(partition,
+ if (!OMAP_MODE_GPIO(partition, omap_mux_read(partition,
superset->reg_offset))) {
superset++;
continue;
@@ -1132,6 +1129,7 @@ int __init omap_mux_init(const char *name, u32 flags,
partition->name = name;
partition->flags = flags;
+ partition->gpio = flags & OMAP_MUX_MODE7;
partition->size = mux_size;
partition->phys = mux_pbase;
partition->base = ioremap(mux_pbase, mux_size);
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index 76f9b3c2f586c577668d7f923f0aabff7bbd53a3..fdb22f14021fd87c015f9291b43adee959def5de 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -58,7 +58,8 @@
#define OMAP_PIN_OFF_INPUT_PULLDOWN (OMAP_OFF_EN | OMAP_OFF_PULL_EN)
#define OMAP_PIN_OFF_WAKEUPENABLE OMAP_WAKEUP_EN
-#define OMAP_MODE_GPIO(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE4)
+#define OMAP_MODE_GPIO(partition, x) (((x) & OMAP_MUX_MODE7) == \
+ partition->gpio)
#define OMAP_MODE_UART(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0)
/* Flags for omapX_mux_init */
@@ -79,13 +80,20 @@
/*
* omap_mux_init flags definition:
*
+ * OMAP_GPIO_MUX_MODE, bits 0-2: gpio muxing mode, same like pad control
+ * register which includes values from 0-7.
* OMAP_MUX_REG_8BIT: Ensure that access to padconf is done in 8 bits.
* The default value is 16 bits.
- * OMAP_MUX_GPIO_IN_MODE3: The GPIO is selected in mode3.
- * The default is mode4.
*/
-#define OMAP_MUX_REG_8BIT (1 << 0)
-#define OMAP_MUX_GPIO_IN_MODE3 (1 << 1)
+#define OMAP_MUX_GPIO_IN_MODE0 OMAP_MUX_MODE0
+#define OMAP_MUX_GPIO_IN_MODE1 OMAP_MUX_MODE1
+#define OMAP_MUX_GPIO_IN_MODE2 OMAP_MUX_MODE2
+#define OMAP_MUX_GPIO_IN_MODE3 OMAP_MUX_MODE3
+#define OMAP_MUX_GPIO_IN_MODE4 OMAP_MUX_MODE4
+#define OMAP_MUX_GPIO_IN_MODE5 OMAP_MUX_MODE5
+#define OMAP_MUX_GPIO_IN_MODE6 OMAP_MUX_MODE6
+#define OMAP_MUX_GPIO_IN_MODE7 OMAP_MUX_MODE7
+#define OMAP_MUX_REG_8BIT (1 << 3)
/**
* struct omap_board_data - board specific device data
@@ -105,6 +113,7 @@ struct omap_board_data {
* struct mux_partition - contain partition related information
* @name: name of the current partition
* @flags: flags specific to this partition
+ * @gpio: gpio mux mode
* @phys: physical address
* @size: partition size
* @base: virtual address after ioremap
@@ -114,6 +123,7 @@ struct omap_board_data {
struct omap_mux_partition {
const char *name;
u32 flags;
+ u32 gpio;
u32 phys;
u32 size;
void __iomem *base;
diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c
index c47140bbbec4d8a5243110a68703d2861a7f3cb0..c53609f4629485b46277aad1e0bdb5634f244c84 100644
--- a/arch/arm/mach-omap2/mux34xx.c
+++ b/arch/arm/mach-omap2/mux34xx.c
@@ -2053,7 +2053,7 @@ int __init omap3_mux_init(struct omap_board_mux *board_subset, int flags)
return -EINVAL;
}
- return omap_mux_init("core", 0,
+ return omap_mux_init("core", OMAP_MUX_GPIO_IN_MODE4,
OMAP3_CONTROL_PADCONF_MUX_PBASE,
OMAP3_CONTROL_PADCONF_MUX_SIZE,
omap3_muxmodes, package_subset, board_subset,
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 93d102535c852d66a2b772b85b4d77e980a2ebb2..04fdbc4c499bb9d85b1ff920e46ede6d11891a69 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -27,8 +27,7 @@
#include <linux/pm_runtime.h>
#include <linux/console.h>
#include <linux/omap-dma.h>
-
-#include <plat/omap-serial.h>
+#include <linux/platform_data/serial-omap.h>
#include "common.h"
#include "omap_hwmod.h"
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index 7016637b531c2daf7269fcdf1c4662ce741ade7a..06e141543623d46801f3cf7206d3e9879253f648 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -190,7 +190,7 @@ static struct device_node * __init omap_get_timer_dt(struct of_device_id *match,
* kernel registering these devices remove them dynamically from the device
* tree on boot.
*/
-void __init omap_dmtimer_init(void)
+static void __init omap_dmtimer_init(void)
{
struct device_node *np;
@@ -210,7 +210,7 @@ void __init omap_dmtimer_init(void)
*
* Get the timer errata flags that are specific to the OMAP device being used.
*/
-u32 __init omap_dm_timer_get_errata(void)
+static u32 __init omap_dm_timer_get_errata(void)
{
if (cpu_is_omap24xx())
return 0;
@@ -392,7 +392,7 @@ static struct of_device_id omap_counter_match[] __initdata = {
};
/* Setup free-running counter for clocksource */
-static int __init omap2_sync32k_clocksource_init(void)
+static int __init __maybe_unused omap2_sync32k_clocksource_init(void)
{
int ret;
struct device_node *np = NULL;
diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
index d1dbe125b34fa343e5aab112f060429096045fbf..2e44e8a228845284d8a6a8fc15b20653348785fe 100644
--- a/arch/arm/mach-omap2/usb-host.c
+++ b/arch/arm/mach-omap2/usb-host.c
@@ -508,6 +508,10 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
if (cpu_is_omap34xx()) {
setup_ehci_io_mux(pdata->port_mode);
setup_ohci_io_mux(pdata->port_mode);
+
+ if (omap_rev() <= OMAP3430_REV_ES2_1)
+ usbhs_data.single_ulpi_bypass = true;
+
} else if (cpu_is_omap44xx()) {
setup_4430ehci_io_mux(pdata->port_mode);
setup_4430ohci_io_mux(pdata->port_mode);
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 0816562725f64c61b72744ecd1b88af350828d01..d54cfc54b9fe2cc959ced2b12be5a0b7258b39ad 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -104,7 +104,7 @@ static __initdata struct tegra_clk_init_table tegra20_clk_init_table[] = {
static __initdata struct tegra_clk_init_table tegra30_clk_init_table[] = {
/* name parent rate enabled */
{ "clk_m", NULL, 0, true },
- { "pll_p", "clk_m", 408000000, true },
+ { "pll_p", "pll_ref", 408000000, true },
{ "pll_p_out1", "pll_p", 9600000, true },
{ "pll_p_out4", "pll_p", 102000000, true },
{ "sclk", "pll_p_out4", 102000000, true },
diff --git a/arch/arm/mach-tegra/tegra30_clocks.c b/arch/arm/mach-tegra/tegra30_clocks.c
index efc000e32e1c54853d4bee8c242028ccf4d48a49..d7147779f8ea8d45aaf220af9fe4eceb5c356837 100644
--- a/arch/arm/mach-tegra/tegra30_clocks.c
+++ b/arch/arm/mach-tegra/tegra30_clocks.c
@@ -2045,9 +2045,7 @@ struct clk_ops tegra30_periph_clk_ops = {
static int tegra30_dsib_clk_set_parent(struct clk_hw *hw, u8 index)
{
struct clk *d = clk_get_sys(NULL, "pll_d");
- /* The DSIB parent selection bit is in PLLD base
- register - can not do direct r-m-w, must be
- protected by PLLD lock */
+ /* The DSIB parent selection bit is in PLLD base register */
tegra_clk_cfg_ex(
d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, index);
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 8b204ae6900212524791908db1b215a82654bb09..4ce77cdc31ccc944765640fe269bd656ca8f619b 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -27,7 +27,6 @@
#include <linux/mtd/nand.h>
#include <linux/mtd/fsmc.h>
#include <linux/pinctrl/machine.h>
-#include <linux/pinctrl/consumer.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/dma-mapping.h>
#include <linux/platform_data/clk-u300.h>
@@ -1553,39 +1552,6 @@ static struct pinctrl_map __initdata u300_pinmux_map[] = {
pin_highz_conf),
};
-struct u300_mux_hog {
- struct device *dev;
- struct pinctrl *p;
-};
-
-static struct u300_mux_hog u300_mux_hogs[] = {
- {
- .dev = &uart0_device.dev,
- },
- {
- .dev = &mmcsd_device.dev,
- },
-};
-
-static int __init u300_pinctrl_fetch(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(u300_mux_hogs); i++) {
- struct pinctrl *p;
-
- p = pinctrl_get_select_default(u300_mux_hogs[i].dev);
- if (IS_ERR(p)) {
- pr_err("u300: could not get pinmux hog for dev %s\n",
- dev_name(u300_mux_hogs[i].dev));
- continue;
- }
- u300_mux_hogs[i].p = p;
- }
- return 0;
-}
-subsys_initcall(u300_pinctrl_fetch);
-
/*
* Notice that AMBA devices are initialized before platform devices.
*
diff --git a/arch/arm/mach-ux500/devices-db8500.h b/arch/arm/mach-ux500/devices-db8500.h
index 4b24c99926541d149d055fbd891588b1ccebdc91..a5e05f6e256fa09d3837eb95af56b046962595a8 100644
--- a/arch/arm/mach-ux500/devices-db8500.h
+++ b/arch/arm/mach-ux500/devices-db8500.h
@@ -8,6 +8,7 @@
#ifndef __DEVICES_DB8500_H
#define __DEVICES_DB8500_H
+#include <linux/platform_data/usb-musb-ux500.h>
#include <mach/irqs.h>
#include "devices-common.h"
diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
index 8d885848600ad9d8e9fea7db1095531d4bd9a2a1..9d9aa2f5512942af5b493bbfd3afae041b6be615 100644
--- a/arch/arm/plat-omap/Makefile
+++ b/arch/arm/plat-omap/Makefile
@@ -11,7 +11,6 @@ obj- :=
# omap_device support (OMAP2+ only at the moment)
obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o
-obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o
obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o
i2c-omap-$(CONFIG_I2C_OMAP) := i2c.o
obj-y += $(i2c-omap-m) $(i2c-omap-y)
diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c
deleted file mode 100644
index a609e2161817d403ebee91844848f073efd42f3e..0000000000000000000000000000000000000000
--- a/arch/arm/plat-omap/debug-devices.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * linux/arch/arm/plat-omap/debug-devices.c
- *
- * Copyright (C) 2005 Nokia Corporation
- * Modified from mach-omap2/board-h4.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/gpio.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/smc91x.h>
-
-#include <plat/debug-devices.h>
-
-/* Many OMAP development platforms reuse the same "debug board"; these
- * platforms include H2, H3, H4, and Perseus2.
- */
-
-static struct smc91x_platdata smc91x_info = {
- .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
- .leda = RPC_LED_100_10,
- .ledb = RPC_LED_TX_RX,
-};
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
- },
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .dev = {
- .platform_data = &smc91x_info,
- },
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
-};
-
-static struct resource led_resources[] = {
- [0] = {
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device led_device = {
- .name = "omap_dbg_led",
- .id = -1,
- .num_resources = ARRAY_SIZE(led_resources),
- .resource = led_resources,
-};
-
-static struct platform_device *debug_devices[] __initdata = {
- &smc91x_device,
- &led_device,
- /* ps2 kbd + mouse ports */
- /* 4 extra uarts */
- /* 6 input dip switches */
- /* 8 output pins */
-};
-
-int __init debug_card_init(u32 addr, unsigned gpio)
-{
- int status;
-
- smc91x_resources[0].start = addr + 0x300;
- smc91x_resources[0].end = addr + 0x30f;
-
- smc91x_resources[1].start = gpio_to_irq(gpio);
- smc91x_resources[1].end = gpio_to_irq(gpio);
-
- status = gpio_request(gpio, "SMC91x irq");
- if (status < 0) {
- printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio);
- return status;
- }
- gpio_direction_input(gpio);
-
- led_resources[0].start = addr;
- led_resources[0].end = addr + SZ_4K - 1;
-
- return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices));
-}
diff --git a/arch/arm/plat-omap/include/plat/debug-devices.h b/arch/arm/plat-omap/include/plat/debug-devices.h
deleted file mode 100644
index 8fc4287222ddcd054440c989058715bcc032b5bf..0000000000000000000000000000000000000000
--- a/arch/arm/plat-omap/include/plat/debug-devices.h
+++ /dev/null
@@ -1,2 +0,0 @@
-/* for TI reference platforms sharing the same debug card */
-extern int debug_card_init(u32 addr, unsigned gpio);
diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c
index bd5de08ad6fd7a40ad30baaf7fcf1d8b7203d4b3..0576a7dd32a53a19fa2d7283e396ecf8c901de27 100644
--- a/drivers/amba/tegra-ahb.c
+++ b/drivers/amba/tegra-ahb.c
@@ -157,6 +157,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn)
EXPORT_SYMBOL(tegra_ahb_enable_smmu);
#endif
+#ifdef CONFIG_PM_SLEEP
static int tegra_ahb_suspend(struct device *dev)
{
int i;
@@ -176,6 +177,7 @@ static int tegra_ahb_resume(struct device *dev)
gizmo_writel(ahb, ahb->ctx[i], tegra_ahb_gizmo[i]);
return 0;
}
+#endif
static UNIVERSAL_DEV_PM_OPS(tegra_ahb_pm,
tegra_ahb_suspend,
diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
index 770a0d01e0b96d11f9d624c337f2cd9499f6452b..05164d7f054b86ccfd6625cc21da545212d5983d 100644
--- a/drivers/mfd/omap-usb-host.c
+++ b/drivers/mfd/omap-usb-host.c
@@ -25,7 +25,6 @@
#include <linux/dma-mapping.h>
#include <linux/spinlock.h>
#include <linux/gpio.h>
-#include <plat/cpu.h>
#include <linux/platform_device.h>
#include <linux/platform_data/usb-omap.h>
#include <linux/pm_runtime.h>
@@ -384,7 +383,7 @@ static void omap_usbhs_init(struct device *dev)
reg &= ~OMAP_UHH_HOSTCONFIG_P3_CONNECT_STATUS;
/* Bypass the TLL module for PHY mode operation */
- if (cpu_is_omap3430() && (omap_rev() <= OMAP3430_REV_ES2_1)) {
+ if (pdata->single_ulpi_bypass) {
dev_dbg(dev, "OMAP3 ES version <= ES2.1\n");
if (is_ehci_phy_mode(pdata->port_mode[0]) ||
is_ehci_phy_mode(pdata->port_mode[1]) ||
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 23f797eb7a28b664422bcf8abe6f6ee46bcd9c25..57d6b29c039cacd8dbf32d5044101211fdfe1c0c 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -41,8 +41,7 @@
#include <linux/of.h>
#include <linux/gpio.h>
#include <linux/pinctrl/consumer.h>
-
-#include <plat/omap-serial.h>
+#include <linux/platform_data/serial-omap.h>
#define OMAP_MAX_HSUART_PORTS 6
diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/include/linux/platform_data/serial-omap.h
similarity index 100%
rename from arch/arm/plat-omap/include/plat/omap-serial.h
rename to include/linux/platform_data/serial-omap.h
diff --git a/include/linux/platform_data/usb-omap.h b/include/linux/platform_data/usb-omap.h
index 8570bcfe6311470cfa32ec14ce17175c7c0ffe77..ef65b67c56c31bee39e8b4b4f504f5f0797613a4 100644
--- a/include/linux/platform_data/usb-omap.h
+++ b/include/linux/platform_data/usb-omap.h
@@ -59,6 +59,9 @@ struct usbhs_omap_platform_data {
struct ehci_hcd_omap_platform_data *ehci_data;
struct ohci_hcd_omap_platform_data *ohci_data;
+
+ /* OMAP3 <= ES2.1 have a single ulpi bypass control bit */
+ unsigned single_ulpi_bypass:1;
};
/*-------------------------------------------------------------------------*/
diff --git a/include/video/omap-panel-tfp410.h b/include/video/omap-panel-tfp410.h
index 68c31d79c5717621502b0facb24e4de9fdc637a1..aef35e48bc7e5a99d0d7dad0899cbb07149723d7 100644
--- a/include/video/omap-panel-tfp410.h
+++ b/include/video/omap-panel-tfp410.h
@@ -28,7 +28,7 @@ struct omap_dss_device;
* @power_down_gpio: gpio number for PD pin (or -1 if not available)
*/
struct tfp410_platform_data {
- u16 i2c_bus_num;
+ int i2c_bus_num;
int power_down_gpio;
};