diff options
Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_smd.c')
| -rwxr-xr-x | arch/arm/mach-mx5/board-mx53_smd.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c index 04db31563e4f..c18d8408a8c8 100755 --- a/arch/arm/mach-mx5/board-mx53_smd.c +++ b/arch/arm/mach-mx5/board-mx53_smd.c @@ -83,8 +83,15 @@ static struct clk *sata_clk, *sata_ref_clk; +extern char *gp_reg_id; +extern char *lp_reg_id; +extern struct regulator *(*get_cpu_regulator)(void); +extern void (*put_cpu_regulator)(void); + extern int mx53_smd_init_da9052(void); +static struct regulator *cpu_regulator; + static iomux_v3_cfg_t mx53_smd_pads[] = { MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, @@ -731,6 +738,31 @@ static struct mxc_spdif_platform_data mxc_spdif_data = { .spdif_clk = NULL, /* spdif bus clk */ }; +static struct mxc_regulator_platform_data smd_regulator_data = { + .cpu_reg_id = "DA9052_BUCK_CORE", +}; + +static struct regulator *mx53_smd_get_cpu_regulator(void) +{ + if (cpu_regulator == NULL) + cpu_regulator = regulator_get(NULL, gp_reg_id); + return cpu_regulator; +} + +static void mx53_smd_put_cpu_regulator(void) +{ + if (cpu_regulator != NULL) + regulator_put(cpu_regulator); + cpu_regulator = NULL; +} + +static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags, + char **cmdline, struct meminfo *mi) +{ + get_cpu_regulator = mx53_smd_get_cpu_regulator; + put_cpu_regulator = mx53_smd_put_cpu_regulator; +} + static void __init mx53_smd_board_init(void) { int i; @@ -738,6 +770,9 @@ static void __init mx53_smd_board_init(void) mxc_iomux_v3_setup_multiple_pads(mx53_smd_pads, ARRAY_SIZE(mx53_smd_pads)); + gp_reg_id = smd_regulator_data.cpu_reg_id; + lp_reg_id = smd_regulator_data.vcc_reg_id; + mxc_spdif_data.spdif_core_clk = clk_get(NULL, "spdif_xtal_clk"); clk_put(mxc_spdif_data.spdif_core_clk); @@ -825,6 +860,7 @@ static struct sys_timer mx53_smd_timer = { }; MACHINE_START(MX53_SMD, "Freescale MX53 SMD Board") + .fixup = fixup_mxc_board, .map_io = mx53_map_io, .init_early = imx53_init_early, .init_irq = mx53_init_irq, |