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| author | Rai Harninder <harninder.rai@nxp.com> | 2016-03-23 17:04:38 +0530 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2016-03-29 08:46:24 -0700 |
| commit | ed2530d0963196a7175058ed9b5e6cbc29822f7f (patch) | |
| tree | 655d3aab7b2eea0eff9226600e01de244d75e253 /board/freescale | |
| parent | 2ef846e45cf0dbb9fb7d183266e4d57446592177 (diff) | |
| download | u-boot-imx-ed2530d0963196a7175058ed9b5e6cbc29822f7f.zip u-boot-imx-ed2530d0963196a7175058ed9b5e6cbc29822f7f.tar.gz u-boot-imx-ed2530d0963196a7175058ed9b5e6cbc29822f7f.tar.bz2 | |
armv8/ls2080ardb: Enable VID support
This patch enable VID support for ls2080ardb platform.
It uses the common VID driver.
Signed-off-by: Rai Harninder <harninder.rai@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/common/vid.c | 15 | ||||
| -rw-r--r-- | board/freescale/ls2080ardb/ls2080ardb.c | 9 |
2 files changed, 23 insertions, 1 deletions
diff --git a/board/freescale/common/vid.c b/board/freescale/common/vid.c index a6a132a..2f29795 100644 --- a/board/freescale/common/vid.c +++ b/board/freescale/common/vid.c @@ -10,6 +10,8 @@ #include <asm/io.h> #ifdef CONFIG_LS1043A #include <asm/arch/immap_lsch2.h> +#elif defined(CONFIG_FSL_LSCH3) +#include <asm/arch/immap_lsch3.h> #else #include <asm/immap_85xx.h> #endif @@ -285,7 +287,7 @@ static int set_voltage(int i2caddress, int vdd) int adjust_vdd(ulong vdd_override) { int re_enable = disable_interrupts(); -#ifdef CONFIG_LS1043A +#if defined(CONFIG_LS1043A) || defined(CONFIG_FSL_LSCH3) struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); #else ccsr_gur_t __iomem *gur = @@ -362,7 +364,11 @@ int adjust_vdd(ulong vdd_override) } /* get the voltage ID from fuse status register */ +#ifdef CONFIG_FSL_LSCH3 + fusesr = in_le32(&gur->dcfg_fusesr); +#else fusesr = in_be32(&gur->dcfg_fusesr); +#endif /* * VID is used according to the table below * --------------------------------------- @@ -387,6 +393,13 @@ int adjust_vdd(ulong vdd_override) vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_VID_SHIFT) & FSL_CHASSIS2_DCFG_FUSESR_VID_MASK; } +#elif defined(CONFIG_FSL_LSCH3) + vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT) & + FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK; + if ((vid == 0) || (vid == FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK)) { + vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT) & + FSL_CHASSIS3_DCFG_FUSESR_VID_MASK; + } #else vid = (fusesr >> FSL_CORENET_DCFG_FUSESR_ALTVID_SHIFT) & FSL_CORENET_DCFG_FUSESR_ALTVID_MASK; diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c index ec4b74c..8201048 100644 --- a/board/freescale/ls2080ardb/ls2080ardb.c +++ b/board/freescale/ls2080ardb/ls2080ardb.c @@ -22,6 +22,7 @@ #include "../common/qixis.h" #include "ls2080ardb_qixis.h" +#include "../common/vid.h" #define PIN_MUX_SEL_SDHC 0x00 #define PIN_MUX_SEL_DSPI 0x0a @@ -123,6 +124,11 @@ int select_i2c_ch_pca9547(u8 ch) return 0; } +int i2c_multiplexer_select_vid_channel(u8 channel) +{ + return select_i2c_ch_pca9547(channel); +} + int config_board_mux(int ctrl_type) { u8 reg5; @@ -189,6 +195,9 @@ int misc_init_r(void) if (hwconfig("sdhc")) config_board_mux(MUX_TYPE_SDHC); + if (adjust_vdd(0)) + printf("Warning: Adjusting core voltage failed.\n"); + return 0; } |