diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/ls1043ardb/cpld.c | 26 | ||||
| -rw-r--r-- | board/freescale/ls1043ardb/cpld.h | 1 |
2 files changed, 25 insertions, 2 deletions
diff --git a/board/freescale/ls1043ardb/cpld.c b/board/freescale/ls1043ardb/cpld.c index 78c2824..c645283 100644 --- a/board/freescale/ls1043ardb/cpld.c +++ b/board/freescale/ls1043ardb/cpld.c @@ -28,10 +28,18 @@ void cpld_write(unsigned int reg, u8 value) /* Set the boot bank to the alternate bank */ void cpld_set_altbank(void) { + u16 reg = CPLD_CFG_RCW_SRC_NOR; u8 reg4 = CPLD_READ(soft_mux_on); + u8 reg5 = (u8)(reg >> 1); + u8 reg6 = (u8)(reg & 1); u8 reg7 = CPLD_READ(vbank); - CPLD_WRITE(soft_mux_on, reg4 | CPLD_SW_MUX_BANK_SEL); + cpld_rev_bit(®5); + + CPLD_WRITE(soft_mux_on, reg4 | CPLD_SW_MUX_BANK_SEL | 1); + + CPLD_WRITE(cfg_rcw_src1, reg5); + CPLD_WRITE(cfg_rcw_src2, reg6); reg7 = (reg7 & ~CPLD_BANK_SEL_MASK) | CPLD_BANK_SEL_ALTBANK; CPLD_WRITE(vbank, reg7); @@ -42,7 +50,21 @@ void cpld_set_altbank(void) /* Set the boot bank to the default bank */ void cpld_set_defbank(void) { - CPLD_WRITE(global_rst, 1); + u16 reg = CPLD_CFG_RCW_SRC_NOR; + u8 reg4 = CPLD_READ(soft_mux_on); + u8 reg5 = (u8)(reg >> 1); + u8 reg6 = (u8)(reg & 1); + + cpld_rev_bit(®5); + + CPLD_WRITE(soft_mux_on, reg4 | CPLD_SW_MUX_BANK_SEL | 1); + + CPLD_WRITE(cfg_rcw_src1, reg5); + CPLD_WRITE(cfg_rcw_src2, reg6); + + CPLD_WRITE(vbank, 0); + + CPLD_WRITE(system_rst, 1); } void cpld_set_nand(void) diff --git a/board/freescale/ls1043ardb/cpld.h b/board/freescale/ls1043ardb/cpld.h index bd59c0e..cb175b5 100644 --- a/board/freescale/ls1043ardb/cpld.h +++ b/board/freescale/ls1043ardb/cpld.h @@ -40,6 +40,7 @@ void cpld_rev_bit(unsigned char *value); #define CPLD_SW_MUX_BANK_SEL 0x40 #define CPLD_BANK_SEL_MASK 0x07 #define CPLD_BANK_SEL_ALTBANK 0x04 +#define CPLD_CFG_RCW_SRC_NOR 0x025 #define CPLD_CFG_RCW_SRC_NAND 0x106 #define CPLD_CFG_RCW_SRC_SD 0x040 #endif |