[U-Boot] [PATCH] arm:ls1021a:configure ls1021 scfg for QSPI

From: Chao Fu B44548@freescale.com
Configure ls1021a scfg register for QSPI clock initalization.
Signed-off-by: Chao Fu B44548@freescale.com Signed-off-by: Alison Wang alison.wang@freescale.com --- arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 1 + board/freescale/ls1021aqds/ls1021aqds.c | 4 ++++ board/freescale/ls1021atwr/ls1021atwr.c | 4 ++++ 3 files changed, 9 insertions(+)
diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h index 7995fe2..cdee199 100644 --- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h +++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h @@ -100,6 +100,7 @@ struct ccsr_gur { #define SCFG_ETSECDMAMCR_LE_BD_FR 0xf8001a0f #define SCFG_ETSECCMCR_GE2_CLK125 0x04000000 #define SCFG_PIXCLKCR_PXCKEN 0x80000000 +#define SCFG_QSPI_CLKSEL 0xc0100000
/* Supplemental Configuration Unit */ struct ccsr_scfg { diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index 32e0fef..70da686 100644 --- a/board/freescale/ls1021aqds/ls1021aqds.c +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -146,6 +146,10 @@ int board_early_init_f(void) init_early_memctl_regs(); #endif
+#ifdef CONFIG_FSL_QSPI + out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL); +#endif + /* Workaround for the issue that DDR could not respond to * barrier transaction which is generated by executing DSB/ISB * instruction. Set CCI-400 control override register to diff --git a/board/freescale/ls1021atwr/ls1021atwr.c b/board/freescale/ls1021atwr/ls1021atwr.c index 50d5640..25b1eb9 100644 --- a/board/freescale/ls1021atwr/ls1021atwr.c +++ b/board/freescale/ls1021atwr/ls1021atwr.c @@ -278,6 +278,10 @@ int board_init(void) config_serdes_mux(); #endif
+#ifdef CONFIG_FSL_QSPI + out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL); +#endif + return 0; }

On 10/29/2014 11:26 PM, Chao Fu wrote:
From: Chao Fu B44548@freescale.com
Configure ls1021a scfg register for QSPI clock initalization.
Signed-off-by: Chao Fu B44548@freescale.com Signed-off-by: Alison Wang alison.wang@freescale.com
arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 1 + board/freescale/ls1021aqds/ls1021aqds.c | 4 ++++ board/freescale/ls1021atwr/ls1021atwr.c | 4 ++++ 3 files changed, 9 insertions(+)
Looks like this patch can be dropped as the change is in http://patchwork.ozlabs.org/patch/418986/.
York

Hi, York,
On 10/29/2014 11:26 PM, Chao Fu wrote:
From: Chao Fu B44548@freescale.com
Configure ls1021a scfg register for QSPI clock initalization.
Signed-off-by: Chao Fu B44548@freescale.com Signed-off-by: Alison Wang alison.wang@freescale.com
arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 1 + board/freescale/ls1021aqds/ls1021aqds.c | 4 ++++ board/freescale/ls1021atwr/ls1021atwr.c | 4 ++++ 3 files changed, 9 insertions(+)
Looks like this patch can be dropped as the change is in http://patchwork.ozlabs.org/patch/418986/.
[Alison Wang] Yes. Thanks.
Best Regards, Alison Wang
participants (3)
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Chao Fu
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Huan Wang
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York Sun