diff options
Diffstat (limited to 'arch/arm/mach-mx5/mx50_rdp.c')
| -rw-r--r-- | arch/arm/mach-mx5/mx50_rdp.c | 64 |
1 files changed, 55 insertions, 9 deletions
diff --git a/arch/arm/mach-mx5/mx50_rdp.c b/arch/arm/mach-mx5/mx50_rdp.c index 83c8db69c823..e698a8aed549 100644 --- a/arch/arm/mach-mx5/mx50_rdp.c +++ b/arch/arm/mach-mx5/mx50_rdp.c @@ -265,7 +265,6 @@ static struct pad_desc mx50_rdp[] = { /* SGTL500_OSC_EN */ MX50_PAD_UART1_CTS__GPIO_6_8, - /* Keypad */ MX50_PAD_KEY_COL0__KEY_COL0, MX50_PAD_KEY_ROW0__KEY_ROW0, @@ -283,15 +282,7 @@ static struct pad_desc mx50_rdp[] = { MX50_PAD_EIM_DA5__KEY_ROW6, MX50_PAD_EIM_DA6__KEY_COL7, MX50_PAD_EIM_DA7__KEY_ROW7, - /*EIM pads */ - MX50_PAD_EIM_DA0__GPIO_1_0, - MX50_PAD_EIM_DA1__GPIO_1_1, - MX50_PAD_EIM_DA2__GPIO_1_2, - MX50_PAD_EIM_DA3__GPIO_1_3, - MX50_PAD_EIM_DA4__GPIO_1_4, - MX50_PAD_EIM_DA5__GPIO_1_5, - MX50_PAD_EIM_DA7__GPIO_1_7, MX50_PAD_EIM_DA8__GPIO_1_8, MX50_PAD_EIM_DA9__GPIO_1_9, MX50_PAD_EIM_DA10__GPIO_1_10, @@ -333,6 +324,26 @@ static struct pad_desc mx50_gpmi_nand[] = { MX50_PIN_SD3_WP__NANDF_RESETN, }; +static struct pad_desc suspend_enter_pads[] = { + MX50_PAD_EIM_DA0__GPIO_1_0, + MX50_PAD_EIM_DA1__GPIO_1_1, + MX50_PAD_EIM_DA2__GPIO_1_2, + MX50_PAD_EIM_DA3__GPIO_1_3, + MX50_PAD_EIM_DA4__GPIO_1_4, + MX50_PAD_EIM_DA5__GPIO_1_5, + MX50_PAD_EIM_DA7__GPIO_1_7, +}; + +static struct pad_desc suspend_exit_pads[] = { + MX50_PAD_EIM_DA0__KEY_COL4, + MX50_PAD_EIM_DA1__KEY_ROW4, + MX50_PAD_EIM_DA2__KEY_COL5, + MX50_PAD_EIM_DA3__KEY_ROW5, + MX50_PAD_EIM_DA4__KEY_COL6, + MX50_PAD_EIM_DA5__KEY_ROW6, + MX50_PAD_EIM_DA7__KEY_ROW7, +}; + static struct mxc_dvfs_platform_data dvfs_core_data = { .reg_id = "SW1", .clk1_id = "cpu_clk", @@ -1137,6 +1148,40 @@ static struct gpmi_nfc_platform_data gpmi_nfc_platform_data = { .partition_count = 0, }; +static void mx50_suspend_enter() +{ + struct pad_desc iomux_setting = + MX50_PAD_I2C3_SDA__GPIO_6_23; + + /* Disable the Pull/keeper */ + iomux_setting.pad_ctrl = 0xE; + mxc_iomux_v3_setup_pad(&iomux_setting); + + mxc_iomux_v3_setup_multiple_pads( + suspend_enter_pads, + ARRAY_SIZE(suspend_enter_pads)); +} + +static void mx50_suspend_exit() +{ + struct pad_desc iomux_setting = + MX50_PAD_I2C3_SDA__GPIO_6_23; + + mxc_iomux_v3_setup_multiple_pads( + suspend_exit_pads, + ARRAY_SIZE(suspend_exit_pads)); + + /* Enable the Pull/keeper */ + iomux_setting.pad_ctrl = 0x8e; + mxc_iomux_v3_setup_pad(&iomux_setting); +} + +static struct mxc_pm_platform_data mx50_pm_data = { + .suspend_enter = mx50_suspend_enter, + .suspend_exit = mx50_suspend_exit, +}; + + /*! * Board specific fixup function. It is called by \b setup_arch() in * setup.c file very early on during kernel starts. It allows the user to @@ -1256,6 +1301,7 @@ static void __init mxc_board_init(void) mxc_register_device(&mxc_pxp_client_device, NULL); mxc_register_device(&mxc_pxp_v4l2, NULL); mxc_register_device(&busfreq_device, NULL); + mxc_register_device(&pm_device, &mx50_pm_data); mxc_register_device(&mxc_dvfs_core_device, &dvfs_core_data); if (enable_keypad) |