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authorOlof Johansson <olof@lixom.net>2012-11-29 22:47:30 -0800
committerOlof Johansson <olof@lixom.net>2012-11-29 22:47:30 -0800
commit77f9db89c928773e5fb1df0df4d13d5cc8abd178 (patch)
tree40be55deab65bf593b9831dc10318272283d8500 /arch/arm/mach-exynos
parent68fb31706d50dd5d337cd7928aeb780358b910a5 (diff)
parent64507dd7028e3e0145077e73b8374bd75aea117c (diff)
Merge branch 'next/dt' into next/pm2
By Lee Jones (42) and others via Olof Johansson (13) and others * next/dt: (249 commits) ARM: ux500: Rename dbx500 cpufreq code to be more generic ARM: dts: add missing ux500 device trees ARM: ux500: Stop registering the PCM driver from platform code ARM: ux500: Move board specific GPIO info out to subordinate DTS files ARM: ux500: Disable the MMCI gpio-regulator by default ARM: Kirkwood: remove kirkwood_ehci_init() from new boards ARM: Kirkwood: Add support LED of OpenBlocks A6 ARM: Kirkwood: Convert to EHCI via DT for OpenBlocks A6 ARM: kirkwood: Add NAND partiton map for OpenBlocks A6 ARM: kirkwood: Add support second I2C bus and RTC on OpenBlocks A6 ARM: kirkwood: Add support DT of second I2C bus ARM: kirkwood: Convert mplcec4 board to pinctrl ARM: Kirkwood: Convert km_kirkwood to pinctrl ARM: Kirkwood: support 98DX412x kirkwoods with pinctrl ARM: Kirkwood: Convert IX2-200 to pinctrl. ARM: Kirkwood: Convert lsxl boards to pinctrl. ARM: Kirkwood: Convert ib62x0 to pinctrl. ARM: Kirkwood: Convert GoFlex Net to pinctrl. ARM: Kirkwood: Convert dreamplug to pinctrl. ARM: Kirkwood: Convert dockstar to pinctrl. ...
Diffstat (limited to 'arch/arm/mach-exynos')
-rw-r--r--arch/arm/mach-exynos/Kconfig1
-rw-r--r--arch/arm/mach-exynos/Makefile1
-rw-r--r--arch/arm/mach-exynos/clock-exynos4.c4
-rw-r--r--arch/arm/mach-exynos/clock-exynos5.c21
-rw-r--r--arch/arm/mach-exynos/common.c7
-rw-r--r--arch/arm/mach-exynos/dev-drm.c29
-rw-r--r--arch/arm/mach-exynos/include/mach/irqs.h3
-rw-r--r--arch/arm/mach-exynos/include/mach/map.h2
-rw-r--r--arch/arm/mach-exynos/mach-exynos4-dt.c4
-rw-r--r--arch/arm/mach-exynos/mach-exynos5-dt.c42
-rw-r--r--arch/arm/mach-exynos/mach-nuri.c3
-rw-r--r--arch/arm/mach-exynos/mach-origen.c3
-rw-r--r--arch/arm/mach-exynos/mach-smdk4x12.c3
-rw-r--r--arch/arm/mach-exynos/mach-smdkv310.c3
-rw-r--r--arch/arm/mach-exynos/mach-universal_c210.c3
-rw-r--r--arch/arm/mach-exynos/pm_domains.c93
16 files changed, 168 insertions, 54 deletions
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index da55107033dd..bb3b09aa9183 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -63,6 +63,7 @@ config SOC_EXYNOS5250
depends on ARCH_EXYNOS5
select S5P_PM if PM
select S5P_SLEEP if PM
+ select S5P_DEV_MFC
select SAMSUNG_DMADEV
help
Enable EXYNOS5250 SoC support
diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
index 9b58024f7d43..1797dee88a0d 100644
--- a/arch/arm/mach-exynos/Makefile
+++ b/arch/arm/mach-exynos/Makefile
@@ -53,7 +53,6 @@ obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o
obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o
obj-$(CONFIG_EXYNOS_DEV_DMA) += dma.o
obj-$(CONFIG_EXYNOS4_DEV_USB_OHCI) += dev-ohci.o
-obj-$(CONFIG_EXYNOS_DEV_DRM) += dev-drm.o
obj-$(CONFIG_EXYNOS_DEV_SYSMMU) += dev-sysmmu.o
obj-$(CONFIG_ARCH_EXYNOS) += setup-i2c0.o
diff --git a/arch/arm/mach-exynos/clock-exynos4.c b/arch/arm/mach-exynos/clock-exynos4.c
index fa8a13405c94..efead60b9436 100644
--- a/arch/arm/mach-exynos/clock-exynos4.c
+++ b/arch/arm/mach-exynos/clock-exynos4.c
@@ -576,6 +576,10 @@ static struct clk exynos4_init_clocks_off[] = {
.enable = exynos4_clk_ip_peril_ctrl,
.ctrlbit = (1 << 15),
}, {
+ .name = "tmu_apbif",
+ .enable = exynos4_clk_ip_perir_ctrl,
+ .ctrlbit = (1 << 17),
+ }, {
.name = "keypad",
.enable = exynos4_clk_ip_perir_ctrl,
.ctrlbit = (1 << 16),
diff --git a/arch/arm/mach-exynos/clock-exynos5.c b/arch/arm/mach-exynos/clock-exynos5.c
index 4478757b9301..7652f5d78a56 100644
--- a/arch/arm/mach-exynos/clock-exynos5.c
+++ b/arch/arm/mach-exynos/clock-exynos5.c
@@ -196,6 +196,11 @@ static int exynos5_clk_ip_isp1_ctrl(struct clk *clk, int enable)
return s5p_gatectrl(EXYNOS5_CLKGATE_IP_ISP1, clk, enable);
}
+static int exynos5_clk_hdmiphy_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_HDMI_PHY_CONTROL, clk, enable);
+}
+
/* Core list of CMU_CPU side */
static struct clksrc_clk exynos5_clk_mout_apll = {
@@ -616,6 +621,11 @@ static struct clk exynos5_init_clocks_off[] = {
.enable = exynos5_clk_ip_peric_ctrl,
.ctrlbit = (1 << 24),
}, {
+ .name = "tmu_apbif",
+ .parent = &exynos5_clk_aclk_66.clk,
+ .enable = exynos5_clk_ip_peris_ctrl,
+ .ctrlbit = (1 << 21),
+ }, {
.name = "rtc",
.parent = &exynos5_clk_aclk_66.clk,
.enable = exynos5_clk_ip_peris_ctrl,
@@ -664,17 +674,22 @@ static struct clk exynos5_init_clocks_off[] = {
.ctrlbit = (1 << 25),
}, {
.name = "mfc",
- .devname = "s5p-mfc",
+ .devname = "s5p-mfc-v6",
.enable = exynos5_clk_ip_mfc_ctrl,
.ctrlbit = (1 << 0),
}, {
.name = "hdmi",
- .devname = "exynos4-hdmi",
+ .devname = "exynos5-hdmi",
.enable = exynos5_clk_ip_disp1_ctrl,
.ctrlbit = (1 << 6),
}, {
+ .name = "hdmiphy",
+ .devname = "exynos5-hdmi",
+ .enable = exynos5_clk_hdmiphy_ctrl,
+ .ctrlbit = (1 << 0),
+ }, {
.name = "mixer",
- .devname = "s5p-mixer",
+ .devname = "exynos5-mixer",
.enable = exynos5_clk_ip_disp1_ctrl,
.ctrlbit = (1 << 5),
}, {
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 0dbee7fef9bd..4e1dd8d1eda8 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -955,11 +955,14 @@ static int __init exynos_init_irq_eint(void)
* platforms switch over to using the pinctrl driver, the wakeup
* interrupt support code here can be completely removed.
*/
+ static const struct of_device_id exynos_pinctrl_ids[] = {
+ { .compatible = "samsung,pinctrl-exynos4210", },
+ { .compatible = "samsung,pinctrl-exynos4x12", },
+ };
struct device_node *pctrl_np, *wkup_np;
- const char *pctrl_compat = "samsung,pinctrl-exynos4210";
const char *wkup_compat = "samsung,exynos4210-wakeup-eint";
- for_each_compatible_node(pctrl_np, NULL, pctrl_compat) {
+ for_each_matching_node(pctrl_np, exynos_pinctrl_ids) {
if (of_device_is_available(pctrl_np)) {
wkup_np = of_find_compatible_node(pctrl_np, NULL,
wkup_compat);
diff --git a/arch/arm/mach-exynos/dev-drm.c b/arch/arm/mach-exynos/dev-drm.c
deleted file mode 100644
index 17c9c6ecc2e0..000000000000
--- a/arch/arm/mach-exynos/dev-drm.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * linux/arch/arm/mach-exynos/dev-drm.c
- *
- * Copyright (c) 2012 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * EXYNOS - core DRM device
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#include <linux/kernel.h>
-#include <linux/dma-mapping.h>
-#include <linux/platform_device.h>
-
-#include <plat/devs.h>
-
-static u64 exynos_drm_dma_mask = DMA_BIT_MASK(32);
-
-struct platform_device exynos_device_drm = {
- .name = "exynos-drm",
- .dev = {
- .dma_mask = &exynos_drm_dma_mask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- }
-};
diff --git a/arch/arm/mach-exynos/include/mach/irqs.h b/arch/arm/mach-exynos/include/mach/irqs.h
index 6da31152de3a..5d44616c2014 100644
--- a/arch/arm/mach-exynos/include/mach/irqs.h
+++ b/arch/arm/mach-exynos/include/mach/irqs.h
@@ -136,6 +136,9 @@
#define EXYNOS4_IRQ_TSI IRQ_SPI(115)
#define EXYNOS4_IRQ_SATA IRQ_SPI(116)
+#define EXYNOS4_IRQ_TMU_TRIG0 COMBINER_IRQ(2, 4)
+#define EXYNOS4_IRQ_TMU_TRIG1 COMBINER_IRQ(3, 4)
+
#define EXYNOS4_IRQ_SYSMMU_MDMA0_0 COMBINER_IRQ(4, 0)
#define EXYNOS4_IRQ_SYSMMU_SSS_0 COMBINER_IRQ(4, 1)
#define EXYNOS4_IRQ_SYSMMU_FIMC0_0 COMBINER_IRQ(4, 2)
diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h
index 872840b2ff45..9f180aa3a848 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -88,6 +88,8 @@
#define EXYNOS4_PA_TWD 0x10500600
#define EXYNOS4_PA_L2CC 0x10502000
+#define EXYNOS4_PA_TMU 0x100C0000
+
#define EXYNOS4_PA_MDMA0 0x10810000
#define EXYNOS4_PA_MDMA1 0x12850000
#define EXYNOS4_PA_S_MDMA1 0x12840000
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index eadf4b59e7d2..8858068d2b6a 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -77,6 +77,8 @@ static const struct of_dev_auxdata exynos4_auxdata_lookup[] __initconst = {
"exynos4210-spi.2", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA0, "dma-pl330.0", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS4_PA_PDMA1, "dma-pl330.1", NULL),
+ OF_DEV_AUXDATA("samsung,exynos4210-tmu", EXYNOS4_PA_TMU,
+ "exynos-tmu", NULL),
{},
};
@@ -94,6 +96,8 @@ static void __init exynos4_dt_machine_init(void)
static char const *exynos4_dt_compat[] __initdata = {
"samsung,exynos4210",
+ "samsung,exynos4212",
+ "samsung,exynos4412",
NULL
};
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c
index db1cd8eacf28..25f464cf7979 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -11,6 +11,8 @@
#include <linux/of_platform.h>
#include <linux/serial_core.h>
+#include <linux/memblock.h>
+#include <linux/of_fdt.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
@@ -18,6 +20,7 @@
#include <plat/cpu.h>
#include <plat/regs-serial.h>
+#include <plat/mfc.h>
#include "common.h"
@@ -47,6 +50,20 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
"s3c2440-i2c.0", NULL),
OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(1),
"s3c2440-i2c.1", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(2),
+ "s3c2440-i2c.2", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(3),
+ "s3c2440-i2c.3", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(4),
+ "s3c2440-i2c.4", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(5),
+ "s3c2440-i2c.5", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(6),
+ "s3c2440-i2c.6", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(7),
+ "s3c2440-i2c.7", NULL),
+ OF_DEV_AUXDATA("samsung,s3c2440-hdmiphy-i2c", EXYNOS5_PA_IIC(8),
+ "s3c2440-hdmiphy-i2c", NULL),
OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI0,
"dw_mmc.0", NULL),
OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI1,
@@ -61,6 +78,12 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
"exynos4210-spi.1", NULL),
OF_DEV_AUXDATA("samsung,exynos4210-spi", EXYNOS5_PA_SPI2,
"exynos4210-spi.2", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5-sata-ahci", 0x122F0000,
+ "exynos5-sata", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5-sata-phy", 0x12170000,
+ "exynos5-sata-phy", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5-sata-phy-i2c", 0x121D0000,
+ "exynos5-sata-phy-i2c", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA0, "dma-pl330.0", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_PDMA1, "dma-pl330.1", NULL),
OF_DEV_AUXDATA("arm,pl330", EXYNOS5_PA_MDMA1, "dma-pl330.2", NULL),
@@ -72,6 +95,13 @@ static const struct of_dev_auxdata exynos5250_auxdata_lookup[] __initconst = {
"exynos-gsc.2", NULL),
OF_DEV_AUXDATA("samsung,exynos5-gsc", EXYNOS5_PA_GSC3,
"exynos-gsc.3", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5-hdmi", 0x14530000,
+ "exynos5-hdmi", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5-mixer", 0x14450000,
+ "exynos5-mixer", NULL),
+ OF_DEV_AUXDATA("samsung,mfc-v6", 0x11000000, "s5p-mfc-v6", NULL),
+ OF_DEV_AUXDATA("samsung,exynos5250-tmu", 0x10060000,
+ "exynos-tmu", NULL),
{},
};
@@ -92,6 +122,17 @@ static char const *exynos5250_dt_compat[] __initdata = {
NULL
};
+static void __init exynos5_reserve(void)
+{
+ struct s5p_mfc_dt_meminfo mfc_mem;
+
+ /* Reserve memory for MFC only if it's available */
+ mfc_mem.compatible = "samsung,mfc-v6";
+ if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem))
+ s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff,
+ mfc_mem.lsize);
+}
+
DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)")
/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
.init_irq = exynos5_init_irq,
@@ -103,4 +144,5 @@ DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)")
.timer = &exynos4_timer,
.dt_compat = exynos5250_dt_compat,
.restart = exynos5_restart,
+ .reserve = exynos5_reserve,
MACHINE_END
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index 69359a0c8a1c..27d4ed8b116e 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -1326,9 +1326,6 @@ static struct platform_device *nuri_devices[] __initdata = {
&cam_vdda_fixed_rdev,
&cam_8m_12v_fixed_rdev,
&exynos4_bus_devfreq,
-#ifdef CONFIG_DRM_EXYNOS
- &exynos_device_drm,
-#endif
};
static void __init nuri_map_io(void)
diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c
index 485ce6c477f9..c931ce15a966 100644
--- a/arch/arm/mach-exynos/mach-origen.c
+++ b/arch/arm/mach-exynos/mach-origen.c
@@ -709,9 +709,6 @@ static struct platform_device *origen_devices[] __initdata = {
&s5p_device_mfc_l,
&s5p_device_mfc_r,
&s5p_device_mixer,
-#ifdef CONFIG_DRM_EXYNOS
- &exynos_device_drm,
-#endif
&exynos4_device_ohci,
&origen_device_gpiokeys,
&origen_lcd_hv070wsa,
diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c
index ddb92631252d..a1555a73c7af 100644
--- a/arch/arm/mach-exynos/mach-smdk4x12.c
+++ b/arch/arm/mach-exynos/mach-smdk4x12.c
@@ -317,9 +317,6 @@ static struct platform_device *smdk4x12_devices[] __initdata = {
&s5p_device_mfc,
&s5p_device_mfc_l,
&s5p_device_mfc_r,
-#ifdef CONFIG_DRM_EXYNOS
- &exynos_device_drm,
-#endif
&samsung_device_keypad,
};
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index 8dd6a1e8030d..063cb94b934d 100644
--- a/arch/arm/mach-exynos/mach-smdkv310.c
+++ b/arch/arm/mach-exynos/mach-smdkv310.c
@@ -300,9 +300,6 @@ static struct platform_device *smdkv310_devices[] __initdata = {
&s5p_device_fimc_md,
&s5p_device_g2d,
&s5p_device_jpeg,
-#ifdef CONFIG_DRM_EXYNOS
- &exynos_device_drm,
-#endif
&exynos4_device_ac97,
&exynos4_device_i2s0,
&exynos4_device_ohci,
diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c
index 2d6bc83d5c99..9e3340f18950 100644
--- a/arch/arm/mach-exynos/mach-universal_c210.c
+++ b/arch/arm/mach-exynos/mach-universal_c210.c
@@ -1080,9 +1080,6 @@ static struct platform_device *universal_devices[] __initdata = {
&s5p_device_onenand,
&s5p_device_fimd0,
&s5p_device_jpeg,
-#ifdef CONFIG_DRM_EXYNOS
- &exynos_device_drm,
-#endif
&s3c_device_usb_hsotg,
&s5p_device_mfc,
&s5p_device_mfc_l,
diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c
index c0bc83a7663e..9f1351de52f7 100644
--- a/arch/arm/mach-exynos/pm_domains.c
+++ b/arch/arm/mach-exynos/pm_domains.c
@@ -19,6 +19,8 @@
#include <linux/pm_domain.h>
#include <linux/delay.h>
#include <linux/of_address.h>
+#include <linux/of_platform.h>
+#include <linux/sched.h>
#include <mach/regs-pmu.h>
#include <plat/devs.h>
@@ -83,12 +85,88 @@ static struct exynos_pm_domain PD = { \
}
#ifdef CONFIG_OF
+static void exynos_add_device_to_domain(struct exynos_pm_domain *pd,
+ struct device *dev)
+{
+ int ret;
+
+ dev_dbg(dev, "adding to power domain %s\n", pd->pd.name);
+
+ while (1) {
+ ret = pm_genpd_add_device(&pd->pd, dev);
+ if (ret != -EAGAIN)
+ break;
+ cond_resched();
+ }
+
+ pm_genpd_dev_need_restore(dev, true);
+}
+
+static void exynos_remove_device_from_domain(struct device *dev)
+{
+ struct generic_pm_domain *genpd = dev_to_genpd(dev);
+ int ret;
+
+ dev_dbg(dev, "removing from power domain %s\n", genpd->name);
+
+ while (1) {
+ ret = pm_genpd_remove_device(genpd, dev);
+ if (ret != -EAGAIN)
+ break;
+ cond_resched();
+ }
+}
+
+static void exynos_read_domain_from_dt(struct device *dev)
+{
+ struct platform_device *pd_pdev;
+ struct exynos_pm_domain *pd;
+ struct device_node *node;
+
+ node = of_parse_phandle(dev->of_node, "samsung,power-domain", 0);
+ if (!node)
+ return;
+ pd_pdev = of_find_device_by_node(node);
+ if (!pd_pdev)
+ return;
+ pd = platform_get_drvdata(pd_pdev);
+ exynos_add_device_to_domain(pd, dev);
+}
+
+static int exynos_pm_notifier_call(struct notifier_block *nb,
+ unsigned long event, void *data)
+{
+ struct device *dev = data;
+
+ switch (event) {
+ case BUS_NOTIFY_BIND_DRIVER:
+ if (dev->of_node)
+ exynos_read_domain_from_dt(dev);
+
+ break;
+
+ case BUS_NOTIFY_UNBOUND_DRIVER:
+ exynos_remove_device_from_domain(dev);
+
+ break;
+ }
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block platform_nb = {
+ .notifier_call = exynos_pm_notifier_call,
+};
+
static __init int exynos_pm_dt_parse_domains(void)
{
+ struct platform_device *pdev;
struct device_node *np;
for_each_compatible_node(np, NULL, "samsung,exynos4210-pd") {
struct exynos_pm_domain *pd;
+ int on;
+
+ pdev = of_find_device_by_node(np);
pd = kzalloc(sizeof(*pd), GFP_KERNEL);
if (!pd) {
@@ -97,15 +175,22 @@ static __init int exynos_pm_dt_parse_domains(void)
return -ENOMEM;
}
- if (of_get_property(np, "samsung,exynos4210-pd-off", NULL))
- pd->is_off = true;
- pd->name = np->name;
+ pd->pd.name = kstrdup(np->name, GFP_KERNEL);
+ pd->name = pd->pd.name;
pd->base = of_iomap(np, 0);
pd->pd.power_off = exynos_pd_power_off;
pd->pd.power_on = exynos_pd_power_on;
pd->pd.of_node = np;
- pm_genpd_init(&pd->pd, NULL, false);
+
+ platform_set_drvdata(pdev, pd);
+
+ on = __raw_readl(pd->base + 0x4) & S5P_INT_LOCAL_PWR_EN;
+
+ pm_genpd_init(&pd->pd, NULL, !on);
}
+
+ bus_register_notifier(&platform_bus_type, &platform_nb);
+
return 0;
}
#else