diff options
| -rw-r--r-- | arch/arm/include/asm/arch-imx8ulp/rdc.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-imx/imx8ulp/rdc.c | 41 | ||||
| -rw-r--r-- | board/freescale/imx8ulp_evk/spl.c | 8 |
3 files changed, 47 insertions, 3 deletions
diff --git a/arch/arm/include/asm/arch-imx8ulp/rdc.h b/arch/arm/include/asm/arch-imx8ulp/rdc.h index 97463756b0..5d555c498d 100644 --- a/arch/arm/include/asm/arch-imx8ulp/rdc.h +++ b/arch/arm/include/asm/arch-imx8ulp/rdc.h @@ -23,5 +23,6 @@ int trdc_mrc_region_set_access(u32 mrc_x, u32 dom_x, u32 addr_start, u32 addr_en void xrdc_init_mda(void); void xrdc_init_mrc(void); +void xrdc_init_pdac_msc(void); #endif diff --git a/arch/arm/mach-imx/imx8ulp/rdc.c b/arch/arm/mach-imx/imx8ulp/rdc.c index 8db96c1886..56df111bc3 100644 --- a/arch/arm/mach-imx/imx8ulp/rdc.c +++ b/arch/arm/mach-imx/imx8ulp/rdc.c @@ -181,6 +181,25 @@ int xrdc_config_pdac(u32 bridge, u32 index, u32 dom, u32 perm) return 0; } +int xrdc_config_msc(u32 msc, u32 index, u32 dom, u32 perm) +{ + ulong w0_addr; + u32 val; + + if (msc > 2) + return -EINVAL; + + w0_addr = XRDC_ADDR + 0x4000 + 0x400 * msc + 0x8 * index; + + val = readl(w0_addr); + writel((val & ~(0x7 << (dom * 3))) | (perm << (dom * 3)), w0_addr); + + val = readl(w0_addr + 4); + writel(val | BIT(31), w0_addr + 4); + + return 0; +} + int release_rdc(enum rdc_type type) { ulong s_mu_base = 0x27020000UL; @@ -325,6 +344,28 @@ void xrdc_init_mrc(void) xrdc_config_mrc_w3_w4(6, 0, 0x0, 0x80000FFF); } +void xrdc_init_pdac_msc(void) +{ + /* Init LPAV PDAC and MSC for DDR init */ + xrdc_config_pdac(5, 36, 6, 0x7); /* CMC2*/ + xrdc_config_pdac(5, 36, 7, 0x7); + xrdc_config_pdac(5, 37, 6, 0x7); /* SIM2 */ + xrdc_config_pdac(5, 37, 7, 0x7); + xrdc_config_pdac(5, 38, 6, 0x7); /* CGC2 */ + xrdc_config_pdac(5, 38, 7, 0x7); + xrdc_config_pdac(5, 39, 6, 0x7); /* PCC5 */ + xrdc_config_pdac(5, 39, 7, 0x7); + + xrdc_config_msc(0, 0, 6, 0x7); /* GPIOE */ + xrdc_config_msc(0, 0, 7, 0x7); + xrdc_config_msc(0, 1, 6, 0x7); /* GPIOF */ + xrdc_config_msc(0, 1, 7, 0x7); + xrdc_config_msc(1, 0, 6, 0x7); /* GPIOD */ + xrdc_config_msc(1, 0, 7, 0x7); + xrdc_config_msc(2, 6, 6, 0x7); /* DDR controller */ + xrdc_config_msc(2, 6, 7, 0x7); +} + int trdc_mbc_set_access(u32 mbc_x, u32 dom_x, u32 mem_x, u32 blk_x, bool sec_access) { struct trdc *trdc_base = (struct trdc *)0x28031000U; diff --git a/board/freescale/imx8ulp_evk/spl.c b/board/freescale/imx8ulp_evk/spl.c index 2a96bd07dc..a0dad5f983 100644 --- a/board/freescale/imx8ulp_evk/spl.c +++ b/board/freescale/imx8ulp_evk/spl.c @@ -104,9 +104,6 @@ void spl_board_init(void) clock_init_late(); - /* DDR initialization */ - spl_dram_init(); - /* This must place after upower init, so access to MDA and MRC are valid */ /* Init XRDC MDA */ xrdc_init_mda(); @@ -114,6 +111,11 @@ void spl_board_init(void) /* Init XRDC MRC for VIDEO, DSP domains */ xrdc_init_mrc(); + xrdc_init_pdac_msc(); + + /* DDR initialization */ + spl_dram_init(); + /* Call it after PS16 power up */ set_lpav_qos(); |