On Wednesday 10 July 2013 06:53 PM, Nishanth Menon wrote:
On Wed, Jul 10, 2013 at 6:25 AM, Sourav Poddar<sourav.pod...@ti.com>  wrote:
From: Matt Porter<mpor...@ti.com>

Add QSPI definitions and clock configuration support.

OMAP54xx does not have QSPI. DRA7 has QSPI?

Yes.
Signed-off-by: Matt Porter<mpor...@ti.com>
Signed-off-by: Sourav Poddar<sourav.pod...@ti.com>
---
  arch/arm/cpu/armv7/omap5/hw_data.c     |    7 ++++++-
  arch/arm/cpu/armv7/omap5/prcm-regs.c   |    1 +
  arch/arm/include/asm/arch-omap5/omap.h |    3 +++
  arch/arm/include/asm/arch-omap5/spl.h  |    1 +
  arch/arm/include/asm/omap_common.h     |    1 +
  5 files changed, 12 insertions(+), 1 deletions(-)

diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c 
b/arch/arm/cpu/armv7/omap5/hw_data.c
index 9374c6a..046ce44 100644
--- a/arch/arm/cpu/armv7/omap5/hw_data.c
+++ b/arch/arm/cpu/armv7/omap5/hw_data.c
@@ -186,7 +186,7 @@ static const struct dpll_params 
per_dpll_params_768mhz_es2[NUM_SYS_CLKS] = {

  static const struct dpll_params per_dpll_params_768mhz_dra7xx[NUM_SYS_CLKS] = 
{
         {32, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1},             /* 12 MHz   */
-       {96, 4, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1},             /* 20 MHz   */
+       {96, 4, 4, 1, 3, 4, 4, 2, -1, -1, -1, -1},              /* 20 MHz   */
is this a separate fix?

Ahh..it can be send as a seperate fix actually. Will change.
         {160, 6, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1},            /* 16.8 MHz */
         {20, 0, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1},             /* 19.2 MHz */
         {192, 12, 4, 1, 3, 4, 10, 2, -1, -1, -1, -1},           /* 26 MHz   */
@@ -423,6 +423,7 @@ void enable_basic_clocks(void)
                 (*prcm)->cm_wkup_wdtimer2_clkctrl,
                 (*prcm)->cm_l4per_uart3_clkctrl,
                 (*prcm)->cm_l4per_i2c1_clkctrl,
+               (*prcm)->cm_l4per_qspi_clkctrl,
                 0
         };

@@ -451,6 +452,10 @@ void enable_basic_clocks(void)
                          clk_modules_explicit_en_essential,
                          1);

+#ifdef CONFIG_TI_QSPI
+       setbits_le32((*prcm)->cm_l4per_qspi_clkctrl, (1<<24));
+#endif
+
         /* Enable SCRM OPT clocks for PER and CORE dpll */
         setbits_le32((*prcm)->cm_wkupaon_scrm_clkctrl,
                         OPTFCLKEN_SCRM_PER_MASK);
diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c 
b/arch/arm/cpu/armv7/omap5/prcm-regs.c
index 331117c..debc56b 100644
--- a/arch/arm/cpu/armv7/omap5/prcm-regs.c
+++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c
@@ -926,6 +926,7 @@ struct prcm_regs const dra7xx_prcm = {
         .cm_l4per_gpio8_clkctrl                 = 0x4a009818,
         .cm_l4per_mmcsd3_clkctrl                = 0x4a009820,
         .cm_l4per_mmcsd4_clkctrl                = 0x4a009828,
+       .cm_l4per_qspi_clkctrl                  = 0x4a009838,
         .cm_l4per_uart1_clkctrl                 = 0x4a009840,
         .cm_l4per_uart2_clkctrl                 = 0x4a009848,
         .cm_l4per_uart3_clkctrl                 = 0x4a009850,
diff --git a/arch/arm/include/asm/arch-omap5/omap.h 
b/arch/arm/include/asm/arch-omap5/omap.h
index e7d79fc..d2c4930 100644
--- a/arch/arm/include/asm/arch-omap5/omap.h
+++ b/arch/arm/include/asm/arch-omap5/omap.h
@@ -67,6 +67,9 @@
  /* GPMC */
  #define OMAP54XX_GPMC_BASE     0x50000000

+/* QSPI */
+#define QSPI_BASE              0x4B300000
+
  /*
   * Hardware Register Details
   */
diff --git a/arch/arm/include/asm/arch-omap5/spl.h 
b/arch/arm/include/asm/arch-omap5/spl.h
index d4d353c..8905cb8 100644
--- a/arch/arm/include/asm/arch-omap5/spl.h
+++ b/arch/arm/include/asm/arch-omap5/spl.h
@@ -31,6 +31,7 @@
  #define BOOT_DEVICE_MMC1        5
  #define BOOT_DEVICE_MMC2        6
  #define BOOT_DEVICE_MMC2_2     7
+#define BOOT_DEVICE_SPI                10
why not 8?

  #define MMC_BOOT_DEVICES_START BOOT_DEVICE_MMC1
  #define MMC_BOOT_DEVICES_END   BOOT_DEVICE_MMC2_2
diff --git a/arch/arm/include/asm/omap_common.h 
b/arch/arm/include/asm/omap_common.h
index fa28358..c8d4619 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -279,6 +279,7 @@ struct prcm_regs {
         u32 cm_l4per_mmcsd4_clkctrl;
         u32 cm_l4per_msprohg_clkctrl;
         u32 cm_l4per_slimbus2_clkctrl;
+       u32 cm_l4per_qspi_clkctrl;
         u32 cm_l4per_uart1_clkctrl;
         u32 cm_l4per_uart2_clkctrl;
         u32 cm_l4per_uart3_clkctrl;
--
1.7.1

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