Re: [U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-30 Thread Eric Nelson

Hi Marek,

On 04/29/2012 07:27 PM, Marek Vasut wrote:

Dear Eric Nelson,


Signed-off-by: Eric Nelsoneric.nel...@boundarydevices.com

---
V2 has been stripped of the board-independent changes and
uses clrsetbits_le32() instead of twiddling bits by hand.


 snip


+int setup_sata(void)
+{
+   struct iomuxc_base_regs *const iomuxc_regs
+   = (struct iomuxc_base_regs *) IOMUXC_BASE_ADDR;
+   int rval = enable_sata_clock();
+   if (rval)
+   return rval ;


Can you keep the returnval; consistent with the rest of the file? (so avoid
returnval[space];) ... I dunno if this violates some coding style document
though. Just a nitpick.



Can do. I'll update this in V4.
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Re: [U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-29 Thread Stefano Babic
On 28/04/2012 17:36, Eric Nelson wrote:
 Hi Dirk,
 
 On 04/28/2012 07:51 AM, Dirk Behme wrote:
 Hi Eric,

 On 26.04.2012 01:50, Eric Nelson wrote:
 Signed-off-by: Eric Nelsoneric.nel...@boundarydevices.com

 ---
 V2 has been stripped of the board-independent changes and
 uses clrsetbits_le32() instead of twiddling bits by hand.

 V3 returns immediately from setup_sata() if enable_sata_clock()
 returns an error.

 board/freescale/mx6qsabrelite/mx6qsabrelite.c | 32
 +
 include/configs/mx6qsabrelite.h | 13 ++
 2 files changed, 45 insertions(+), 0 deletions(-)

 diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 index 1d09a72..c9a108f 100644
 --- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 +++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 @@ -25,6 +25,8 @@
 #includeasm/arch/imx-regs.h
 #includeasm/arch/mx6x_pins.h
 #includeasm/arch/iomux-v3.h
 +#includeasm/arch/ccm_regs.h

 Do we need ccm_regs.h here?

 
 Nope. Good catch.
 
 I'll generate a V4 in a day or two to allow some other review.
 
 Stefano, what's the status of the dwc_ahsata driver?

Hi Eric, hi Dirk,

I have merged the dwc_ahsata into the master branch, and the drive ris
available.

Best regards,
Stefano Babic


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Re: [U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-29 Thread Marek Vasut
Dear Eric Nelson,

 Signed-off-by: Eric Nelson eric.nel...@boundarydevices.com
 
 ---
 V2 has been stripped of the board-independent changes and
 uses clrsetbits_le32() instead of twiddling bits by hand.
 
 V3 returns immediately from setup_sata() if enable_sata_clock()
 returns an error.
 
  board/freescale/mx6qsabrelite/mx6qsabrelite.c |   32
 + include/configs/mx6qsabrelite.h   | 
  13 ++
  2 files changed, 45 insertions(+), 0 deletions(-)
 
 diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 b/board/freescale/mx6qsabrelite/mx6qsabrelite.c index 1d09a72..c9a108f
 100644
 --- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 +++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
 @@ -25,6 +25,8 @@
  #include asm/arch/imx-regs.h
  #include asm/arch/mx6x_pins.h
  #include asm/arch/iomux-v3.h
 +#include asm/arch/ccm_regs.h
 +#include asm/arch/clock.h
  #include asm/errno.h
  #include asm/gpio.h
  #include mmc.h
 @@ -267,6 +269,32 @@ int board_eth_init(bd_t *bis)
   return 0;
  }
 
 +#ifdef CONFIG_CMD_SATA
 +
 +int setup_sata(void)
 +{
 + struct iomuxc_base_regs *const iomuxc_regs
 + = (struct iomuxc_base_regs *) IOMUXC_BASE_ADDR;
 + int rval = enable_sata_clock();
 + if (rval)
 + return rval ;

Can you keep the return val; consistent with the rest of the file? (so avoid 
return val[space];) ... I dunno if this violates some coding style document 
though. Just a nitpick.

 +
 + clrsetbits_le32(iomuxc_regs-gpr[13],
 + IOMUXC_GPR13_SATA_MASK,
 + IOMUXC_GPR13_SATA_PHY_8_RXEQ_3P0DB
 + |IOMUXC_GPR13_SATA_PHY_7_SATA2M
 + |IOMUXC_GPR13_SATA_SPEED_3G
 + |(3IOMUXC_GPR13_SATA_PHY_6_SHIFT)
 + |IOMUXC_GPR13_SATA_SATA_PHY_5_SS_DISABLED
 + |IOMUXC_GPR13_SATA_SATA_PHY_4_ATTEN_9_16
 + |IOMUXC_GPR13_SATA_PHY_3_TXBOOST_0P00_DB
 + |IOMUXC_GPR13_SATA_PHY_2_TX_1P104V
 + |IOMUXC_GPR13_SATA_PHY_1_SLOW);
 +
 + return 0 ;
 +}
 +#endif
 +
  int board_early_init_f(void)
  {
 setup_iomux_uart();
 @@ -283,6 +311,10 @@ int board_init(void)
   setup_spi();
  #endif
 
 +#ifdef CONFIG_CMD_SATA
 + setup_sata();
 +#endif
 +
 return 0;
  }
 
 diff --git a/include/configs/mx6qsabrelite.h
 b/include/configs/mx6qsabrelite.h index f52c3c7..1d92dd0 100644
 --- a/include/configs/mx6qsabrelite.h
 +++ b/include/configs/mx6qsabrelite.h
 @@ -71,6 +71,19 @@
  #define CONFIG_CMD_FAT
  #define CONFIG_DOS_PARTITION
 
 +#define CONFIG_CMD_SATA
 +/*
 + * SATA Configs
 + */
 +#ifdef CONFIG_CMD_SATA
 +#define CONFIG_DWC_AHSATA
 +#define CONFIG_SYS_SATA_MAX_DEVICE   1
 +#define CONFIG_DWC_AHSATA_PORT_ID0
 +#define CONFIG_DWC_AHSATA_BASE_ADDR  SATA_ARB_BASE_ADDR
 +#define CONFIG_LBA48
 +#define CONFIG_LIBATA
 +#endif
 +
  #define CONFIG_CMD_PING
  #define CONFIG_CMD_DHCP
  #define CONFIG_CMD_MII
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Re: [U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-28 Thread Dirk Behme

Hi Eric,

On 26.04.2012 01:50, Eric Nelson wrote:

Signed-off-by: Eric Nelsoneric.nel...@boundarydevices.com

---
V2 has been stripped of the board-independent changes and
uses clrsetbits_le32() instead of twiddling bits by hand.

V3 returns immediately from setup_sata() if enable_sata_clock()
returns an error.

  board/freescale/mx6qsabrelite/mx6qsabrelite.c |   32 +
  include/configs/mx6qsabrelite.h   |   13 ++
  2 files changed, 45 insertions(+), 0 deletions(-)

diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c 
b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
index 1d09a72..c9a108f 100644
--- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
+++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
@@ -25,6 +25,8 @@
  #includeasm/arch/imx-regs.h
  #includeasm/arch/mx6x_pins.h
  #includeasm/arch/iomux-v3.h
+#includeasm/arch/ccm_regs.h


Do we need ccm_regs.h here?

Best regards

Dirk
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Re: [U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-28 Thread Eric Nelson

Hi Dirk,

On 04/28/2012 07:51 AM, Dirk Behme wrote:

Hi Eric,

On 26.04.2012 01:50, Eric Nelson wrote:

Signed-off-by: Eric Nelsoneric.nel...@boundarydevices.com

---
V2 has been stripped of the board-independent changes and
uses clrsetbits_le32() instead of twiddling bits by hand.

V3 returns immediately from setup_sata() if enable_sata_clock()
returns an error.

board/freescale/mx6qsabrelite/mx6qsabrelite.c | 32 +
include/configs/mx6qsabrelite.h | 13 ++
2 files changed, 45 insertions(+), 0 deletions(-)

diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
index 1d09a72..c9a108f 100644
--- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
+++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
@@ -25,6 +25,8 @@
#includeasm/arch/imx-regs.h
#includeasm/arch/mx6x_pins.h
#includeasm/arch/iomux-v3.h
+#includeasm/arch/ccm_regs.h


Do we need ccm_regs.h here?



Nope. Good catch.

I'll generate a V4 in a day or two to allow some other review.

Stefano, what's the status of the dwc_ahsata driver?

Without that, the bindings are clearly useless.

Regards,


Eric
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[U-Boot] [PATCH V3] i.MX6: mx6q_sabrelite: add SATA bindings

2012-04-25 Thread Eric Nelson
Signed-off-by: Eric Nelson eric.nel...@boundarydevices.com

---
V2 has been stripped of the board-independent changes and
uses clrsetbits_le32() instead of twiddling bits by hand.

V3 returns immediately from setup_sata() if enable_sata_clock()
returns an error.

 board/freescale/mx6qsabrelite/mx6qsabrelite.c |   32 +
 include/configs/mx6qsabrelite.h   |   13 ++
 2 files changed, 45 insertions(+), 0 deletions(-)

diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c 
b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
index 1d09a72..c9a108f 100644
--- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
+++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
@@ -25,6 +25,8 @@
 #include asm/arch/imx-regs.h
 #include asm/arch/mx6x_pins.h
 #include asm/arch/iomux-v3.h
+#include asm/arch/ccm_regs.h
+#include asm/arch/clock.h
 #include asm/errno.h
 #include asm/gpio.h
 #include mmc.h
@@ -267,6 +269,32 @@ int board_eth_init(bd_t *bis)
return 0;
 }
 
+#ifdef CONFIG_CMD_SATA
+
+int setup_sata(void)
+{
+   struct iomuxc_base_regs *const iomuxc_regs
+   = (struct iomuxc_base_regs *) IOMUXC_BASE_ADDR;
+   int rval = enable_sata_clock();
+   if (rval)
+   return rval ;
+
+   clrsetbits_le32(iomuxc_regs-gpr[13],
+   IOMUXC_GPR13_SATA_MASK,
+   IOMUXC_GPR13_SATA_PHY_8_RXEQ_3P0DB
+   |IOMUXC_GPR13_SATA_PHY_7_SATA2M
+   |IOMUXC_GPR13_SATA_SPEED_3G
+   |(3IOMUXC_GPR13_SATA_PHY_6_SHIFT)
+   |IOMUXC_GPR13_SATA_SATA_PHY_5_SS_DISABLED
+   |IOMUXC_GPR13_SATA_SATA_PHY_4_ATTEN_9_16
+   |IOMUXC_GPR13_SATA_PHY_3_TXBOOST_0P00_DB
+   |IOMUXC_GPR13_SATA_PHY_2_TX_1P104V
+   |IOMUXC_GPR13_SATA_PHY_1_SLOW);
+
+   return 0 ;
+}
+#endif
+
 int board_early_init_f(void)
 {
setup_iomux_uart();
@@ -283,6 +311,10 @@ int board_init(void)
setup_spi();
 #endif
 
+#ifdef CONFIG_CMD_SATA
+   setup_sata();
+#endif
+
return 0;
 }
 
diff --git a/include/configs/mx6qsabrelite.h b/include/configs/mx6qsabrelite.h
index f52c3c7..1d92dd0 100644
--- a/include/configs/mx6qsabrelite.h
+++ b/include/configs/mx6qsabrelite.h
@@ -71,6 +71,19 @@
 #define CONFIG_CMD_FAT
 #define CONFIG_DOS_PARTITION
 
+#define CONFIG_CMD_SATA
+/*
+ * SATA Configs
+ */
+#ifdef CONFIG_CMD_SATA
+#define CONFIG_DWC_AHSATA
+#define CONFIG_SYS_SATA_MAX_DEVICE 1
+#define CONFIG_DWC_AHSATA_PORT_ID  0
+#define CONFIG_DWC_AHSATA_BASE_ADDRSATA_ARB_BASE_ADDR
+#define CONFIG_LBA48
+#define CONFIG_LIBATA
+#endif
+
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_MII
-- 
1.7.9

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