[U-Boot] [PATCH v3] OMAP3: Beagle: Set pinmux conditionally for Rev C boards

Dirk Behme dirk.behme at googlemail.com
Fri Apr 17 20:27:56 CEST 2009


The Beagle Rev C boards pull UART2 from an alternate set of balls.

Signed-off-by: Steve Sakoman <steve at sakoman.com>
Signed-off-by: Dirk Behme <dirk.behme at googlemail.com>
---

Changes in v3:

- Allow input for Rev C GPIOs 140 - 142
- Rebase against "fix DaVinci NS16550_REG_SIZE regression"
  commit 7ee38c044ca5041d3378d6507580ea4ec344af96

Changes in v2:

- Add space between if and (beagle_revision_c)

 board/omap3/beagle/beagle.c |    4 ++++
 board/omap3/beagle/beagle.h |   25 +++++++++++++++++--------
 2 files changed, 21 insertions(+), 8 deletions(-)

Index: u-boot-main/board/omap3/beagle/beagle.c
===================================================================
--- u-boot-main.orig/board/omap3/beagle/beagle.c
+++ u-boot-main/board/omap3/beagle/beagle.c
@@ -130,4 +130,8 @@ int misc_init_r(void)
 void set_muxconf_regs(void)
 {
 	MUX_BEAGLE();
+
+	if (beagle_revision_c) {
+		MUX_BEAGLE_C();
+	}
 }
Index: u-boot-main/board/omap3/beagle/beagle.h
===================================================================
--- u-boot-main.orig/board/omap3/beagle/beagle.h
+++ u-boot-main/board/omap3/beagle/beagle.h
@@ -214,14 +214,14 @@ const omap3_sysinfo sysinfo = {
  MUX_VAL(CP(MMC2_DAT6),		(IEN  | PTU | EN  | M4)) /*GPIO_138*/\
  MUX_VAL(CP(MMC2_DAT7),		(IEN  | PTU | EN  | M4)) /*GPIO_139*/\
  /*Bluetooth*/\
- MUX_VAL(CP(MCBSP3_DX),		(IDIS | PTD | DIS | M4)) /*GPIO_140*/\
- MUX_VAL(CP(MCBSP3_DR),		(IDIS | PTD | DIS | M4)) /*GPIO_142*/\
- MUX_VAL(CP(MCBSP3_CLKX),	(IDIS | PTD | DIS | M4)) /*GPIO_141*/\
- MUX_VAL(CP(MCBSP3_FSX),	(IDIS | PTD | DIS | M4)) /*GPIO_143*/\
- MUX_VAL(CP(UART2_CTS),		(IEN  | PTU | EN  | M0)) /*UART2_CTS*/\
- MUX_VAL(CP(UART2_RTS),		(IDIS | PTD | DIS | M0)) /*UART2_RTS*/\
- MUX_VAL(CP(UART2_TX),		(IDIS | PTD | DIS | M0)) /*UART2_TX*/\
- MUX_VAL(CP(UART2_RX),		(IDIS | PTD | DIS | M4)) /*GPIO_147*/\
+ MUX_VAL(CP(MCBSP3_DX),		(IEN  | PTD | DIS | M1)) /*UART2_CTS*/\
+ MUX_VAL(CP(MCBSP3_DR),		(IDIS | PTD | DIS | M1)) /*UART2_RTS*/\
+ MUX_VAL(CP(MCBSP3_CLKX),	(IDIS | PTD | DIS | M1)) /*UART2_TX*/\
+ MUX_VAL(CP(MCBSP3_FSX),	(IEN  | PTD | DIS | M1)) /*UART2_RX*/\
+ MUX_VAL(CP(UART2_CTS),		(IEN  | PTD | DIS | M4)) /*GPIO_144*/\
+ MUX_VAL(CP(UART2_RTS),		(IEN  | PTD | DIS | M4)) /*GPIO_145*/\
+ MUX_VAL(CP(UART2_TX),		(IEN  | PTD | DIS | M4)) /*GPIO_146*/\
+ MUX_VAL(CP(UART2_RX),		(IEN  | PTD | DIS | M4)) /*GPIO_147*/\
  /*Modem Interface */\
  MUX_VAL(CP(UART1_TX),		(IDIS | PTD | DIS | M0)) /*UART1_TX*/\
  MUX_VAL(CP(UART1_RTS),		(IDIS | PTD | DIS | M4)) /*GPIO_149*/ \
@@ -374,4 +374,13 @@ const omap3_sysinfo sysinfo = {
  MUX_VAL(CP(D2D_SBUSFLAG),	(IEN  | PTD | DIS | M0)) /*d2d_sbusflag*/\
  MUX_VAL(CP(SDRC_CKE0),		(IDIS | PTU | EN  | M0)) /*sdrc_cke0*/\
  MUX_VAL(CP(SDRC_CKE1),		(IDIS | PTD | DIS | M7)) /*sdrc_cke1*/
+
+#define MUX_BEAGLE_C() \
+ MUX_VAL(CP(MCBSP3_DX),		(IEN | PTD | DIS | M4)) /*GPIO_140*/\
+ MUX_VAL(CP(MCBSP3_DR),		(IEN | PTD | DIS | M4)) /*GPIO_142*/\
+ MUX_VAL(CP(MCBSP3_CLKX),	(IEN | PTD | DIS | M4)) /*GPIO_141*/\
+ MUX_VAL(CP(UART2_CTS),		(IEN  | PTU | EN  | M0)) /*UART2_CTS*/\
+ MUX_VAL(CP(UART2_RTS),		(IDIS | PTD | DIS | M0)) /*UART2_RTS*/\
+ MUX_VAL(CP(UART2_TX),		(IDIS | PTD | DIS | M0)) /*UART2_TX*/
+
 #endif


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