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authorRobert Lee <rob.lee@linaro.org>2012-05-22 00:50:27 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2012-06-05 08:51:47 +0200
commitaa96a18d22dc7ad4dbc98cb0f4b2967a9fc979ca (patch)
tree73e366d74c1f637c2b0143955a1263ff394a3fde /arch/arm/mach-imx
parentARM: imx: clean and consolidate imx5 suspend and idle code (diff)
downloadlinux-aa96a18d22dc7ad4dbc98cb0f4b2967a9fc979ca.tar.xz
linux-aa96a18d22dc7ad4dbc98cb0f4b2967a9fc979ca.zip
ARM: imx: Enable imx53 low power idle
Add various functionality needed to enable a imx53 low power idle state. This includes adding the imx53 gpc_dvfs clock and making a common imx5_late_init function and initializing all imx53 MACHINE_STATE late_init calls to imx5_late_init. Signed-off-by: Robert Lee <rob.lee@linaro.org> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-imx')
-rw-r--r--arch/arm/mach-imx/clk-imx51-imx53.c2
-rw-r--r--arch/arm/mach-imx/imx53-dt.c1
-rw-r--r--arch/arm/mach-imx/mach-mx53_ard.c1
-rw-r--r--arch/arm/mach-imx/mach-mx53_evk.c1
-rw-r--r--arch/arm/mach-imx/mach-mx53_loco.c1
-rw-r--r--arch/arm/mach-imx/mach-mx53_smd.c1
-rw-r--r--arch/arm/mach-imx/mm-imx5.c5
-rw-r--r--arch/arm/mach-imx/pm-imx5.c5
8 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c
index fcd94f3b0f0e..8a2e7194b221 100644
--- a/arch/arm/mach-imx/clk-imx51-imx53.c
+++ b/arch/arm/mach-imx/clk-imx51-imx53.c
@@ -279,6 +279,7 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
clk_register_clkdev(clk[dummy], NULL, "imx-keypad");
clk_register_clkdev(clk[tve_gate], NULL, "imx-tve.0");
clk_register_clkdev(clk[ipu_di1_gate], "di1", "imx-tve.0");
+ clk_register_clkdev(clk[gpc_dvfs], "gpc_dvfs", NULL);
/* Set SDHC parents to be PLL2 */
clk_set_parent(clk[esdhc_a_sel], clk[pll2_sw]);
@@ -336,7 +337,6 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
clk_register_clkdev(clk[mx51_mipi], "mipi_hsp", NULL);
clk_register_clkdev(clk[vpu_gate], NULL, "imx51-vpu.0");
clk_register_clkdev(clk[fec_gate], NULL, "imx27-fec.0");
- clk_register_clkdev(clk[gpc_dvfs], "gpc_dvfs", NULL);
clk_register_clkdev(clk[ipu_gate], "bus", "imx51-ipu");
clk_register_clkdev(clk[ipu_di0_gate], "di0", "imx51-ipu");
clk_register_clkdev(clk[ipu_di1_gate], "di1", "imx51-ipu");
diff --git a/arch/arm/mach-imx/imx53-dt.c b/arch/arm/mach-imx/imx53-dt.c
index eb04b6248e48..481c3e96ad7f 100644
--- a/arch/arm/mach-imx/imx53-dt.c
+++ b/arch/arm/mach-imx/imx53-dt.c
@@ -147,6 +147,7 @@ DT_MACHINE_START(IMX53_DT, "Freescale i.MX53 (Device Tree Support)")
.handle_irq = imx53_handle_irq,
.timer = &imx53_timer,
.init_machine = imx53_dt_init,
+ .init_late = imx53_init_late,
.dt_compat = imx53_dt_board_compat,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-mx53_ard.c b/arch/arm/mach-imx/mach-mx53_ard.c
index 05641980dc5e..f1e83d6d2dfc 100644
--- a/arch/arm/mach-imx/mach-mx53_ard.c
+++ b/arch/arm/mach-imx/mach-mx53_ard.c
@@ -266,5 +266,6 @@ MACHINE_START(MX53_ARD, "Freescale MX53 ARD Board")
.handle_irq = imx53_handle_irq,
.timer = &mx53_ard_timer,
.init_machine = mx53_ard_board_init,
+ .init_late = imx53_init_late,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-mx53_evk.c b/arch/arm/mach-imx/mach-mx53_evk.c
index 5a72188b9cdb..8387496ef5ec 100644
--- a/arch/arm/mach-imx/mach-mx53_evk.c
+++ b/arch/arm/mach-imx/mach-mx53_evk.c
@@ -174,5 +174,6 @@ MACHINE_START(MX53_EVK, "Freescale MX53 EVK Board")
.handle_irq = imx53_handle_irq,
.timer = &mx53_evk_timer,
.init_machine = mx53_evk_board_init,
+ .init_late = imx53_init_late,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-mx53_loco.c b/arch/arm/mach-imx/mach-mx53_loco.c
index 37f67cac15a4..e266f3f0f080 100644
--- a/arch/arm/mach-imx/mach-mx53_loco.c
+++ b/arch/arm/mach-imx/mach-mx53_loco.c
@@ -316,5 +316,6 @@ MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board")
.handle_irq = imx53_handle_irq,
.timer = &mx53_loco_timer,
.init_machine = mx53_loco_board_init,
+ .init_late = imx53_init_late,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mach-mx53_smd.c b/arch/arm/mach-imx/mach-mx53_smd.c
index 8e972c5c3e13..4f4c1b93ea66 100644
--- a/arch/arm/mach-imx/mach-mx53_smd.c
+++ b/arch/arm/mach-imx/mach-mx53_smd.c
@@ -163,5 +163,6 @@ MACHINE_START(MX53_SMD, "Freescale MX53 SMD Board")
.handle_irq = imx53_handle_irq,
.timer = &mx53_smd_timer,
.init_machine = mx53_smd_board_init,
+ .init_late = imx53_init_late,
.restart = mxc_restart,
MACHINE_END
diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c
index d84421e1467d..cc7e7ca52908 100644
--- a/arch/arm/mach-imx/mm-imx5.c
+++ b/arch/arm/mach-imx/mm-imx5.c
@@ -223,3 +223,8 @@ void __init imx51_init_late(void)
mx51_neon_fixup();
imx51_pm_init();
}
+
+void __init imx53_init_late(void)
+{
+ imx53_pm_init();
+}
diff --git a/arch/arm/mach-imx/pm-imx5.c b/arch/arm/mach-imx/pm-imx5.c
index baf93214f899..b3dcd8e50d5b 100644
--- a/arch/arm/mach-imx/pm-imx5.c
+++ b/arch/arm/mach-imx/pm-imx5.c
@@ -166,3 +166,8 @@ void __init imx51_pm_init(void)
if (!ret)
suspend_set_ops(&mx5_suspend_ops);
}
+
+void __init imx53_pm_init(void)
+{
+ imx5_pm_common_init();
+}