Hello.
Rajashekhara, Sudhakar wrote:
Yes, this change is not required for DM644x.
What I was asking was whether this code is really board speific or is
it SoC specific. Sorry for not spelling this out.
Regards, Sudhakar
-----Original Message-----
From: Sergei Shtylyov [mailto:[EMAIL PROTECTED]
Sent: Wednesday, September 10, 2008 4:04 PM
To: Rajashekhara, Sudhakar
Cc: [email protected]
Subject: Re: [PATCH v4 09/10] ARM: DaVinci: serial mis-behavior on dm6467
Hello.
Sudhakar Rajashekhara wrote:
Fixes UART mis-behavior on dm6467.
Signed-off-by: Sudhakar Rajashekhara <[EMAIL PROTECTED]>
---
arch/arm/mach-davinci/board-dm6467-evm.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-davinci/board-dm6467-evm.c
b/arch/arm/mach-davinci/board-dm6467-evm.c
index 03cd7d1..8867a56 100644
--- a/arch/arm/mach-davinci/board-dm6467-evm.c
+++ b/arch/arm/mach-davinci/board-dm6467-evm.c
@@ -64,6 +64,20 @@ static void __init evm_init_i2c(void)
davinci_init_i2c(&i2c_pdata);
}
+#define UART_DM6467_SCR __REG(DAVINCI_UART0_BASE + 0x40)
+/*
+ * Internal UARTs need to be initialized for the 8250 autoconfig to work
+ * properly. Note that the TX watermark initialization may not be needed
+ * once the 8250.c watermark handling code is merged.
+ */
+static int __init dm646x_serial_reset(void)
+{
+ UART_DM6467_SCR = 0x08;
+
+ return 0;
+}
+late_initcall(dm646x_serial_reset);
+
Is this code really specific to DM646x EVM board?
WBR, Sergei
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