From ed2530d0963196a7175058ed9b5e6cbc29822f7f Mon Sep 17 00:00:00 2001 From: Rai Harninder Date: Wed, 23 Mar 2016 17:04:38 +0530 Subject: armv8/ls2080ardb: Enable VID support This patch enable VID support for ls2080ardb platform. It uses the common VID driver. Signed-off-by: Rai Harninder Reviewed-by: York Sun --- board/freescale/common/vid.c | 15 ++++++++++++++- board/freescale/ls2080ardb/ls2080ardb.c | 9 +++++++++ 2 files changed, 23 insertions(+), 1 deletion(-) (limited to 'board/freescale') diff --git a/board/freescale/common/vid.c b/board/freescale/common/vid.c index a6a132ab19..2f29795137 100644 --- a/board/freescale/common/vid.c +++ b/board/freescale/common/vid.c @@ -10,6 +10,8 @@ #include #ifdef CONFIG_LS1043A #include +#elif defined(CONFIG_FSL_LSCH3) +#include #else #include #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 ec4b74c272..8201048193 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; } -- cgit v1.2.1