[U-Boot] [U-Boot,PATCHv3,1/5] am43xx: Add qspi support

Jagannadha Sutradharudu Teki jagannadha.sutradharudu-teki at xilinx.com
Sat Dec 21 08:20:12 CET 2013


From: Jagannadha Sutradharudu Teki <jagannadha.sutradharudu-teki at xilinx.com>

From: "Poddar, Sourav" <sourav.poddar at ti.com>

Add QSPI definitions and clock configuration support.

Signed-off-by: Sourav Poddar <sourav.poddar at ti.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna at xilinx.com>
---
V3: Added review tag
V2:

arch/arm/cpu/armv7/am33xx/clock_am43xx.c |    1 +
 arch/arm/include/asm/arch-am33xx/cpu.h   |    4 +++-
 arch/arm/include/asm/arch-am33xx/omap.h  |    1 +
 3 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
index 97c00b4..fb654bb 100644
--- a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
+++ b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
@@ -98,6 +98,7 @@ void enable_basic_clocks(void)
 		&cmper->emiffwclkctrl,
 		&cmper->emifclkctrl,
 		&cmper->otfaemifclkctrl,
+		&cmper->qspiclkctrl,
 		0
 	};
 
diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h
index 9febfa2..0736258 100644
--- a/arch/arm/include/asm/arch-am33xx/cpu.h
+++ b/arch/arm/include/asm/arch-am33xx/cpu.h
@@ -332,7 +332,9 @@ struct cm_perpll {
 	unsigned int mcasp1clkctrl;	/* offset 0x240 */
 	unsigned int resv11;
 	unsigned int mmc2clkctrl;	/* offset 0x248 */
-	unsigned int resv12[5];
+	unsigned int resv12[3];
+	unsigned int qspiclkctrl;       /* offset 0x258 */
+	unsigned int resv121;
 	unsigned int usb0clkctrl;	/* offset 0x260 */
 	unsigned int resv13[103];
 	unsigned int l4lsclkstctrl;	/* offset 0x400 */
diff --git a/arch/arm/include/asm/arch-am33xx/omap.h b/arch/arm/include/asm/arch-am33xx/omap.h
index 7a7d91b..0855d16 100644
--- a/arch/arm/include/asm/arch-am33xx/omap.h
+++ b/arch/arm/include/asm/arch-am33xx/omap.h
@@ -29,5 +29,6 @@
 #define SRAM_SCRATCH_SPACE_ADDR	0x40337C00
 #define AM4372_BOARD_NAME_START	SRAM_SCRATCH_SPACE_ADDR
 #define AM4372_BOARD_NAME_END	SRAM_SCRATCH_SPACE_ADDR + 0xC
+#define QSPI_BASE              0x47900000
 #endif
 #endif




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