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[PATCH] ppc32: add 440ep support

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Add PPC440EP core support.  PPC440EP is a PPC440-based SoC with a classic PPC
FPU and another set of peripherals.

Signed-off-by: Wade Farnsworth <wfarnsworth@mvista.com>
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matt Porter
2005-07-31 22:34:52 -07:00
committed by Linus Torvalds
parent e8be1c8e06
commit c9cf73aee1
16 changed files with 421 additions and 6 deletions
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15
arch/ppc/syslib/ibm440gx_common.c
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@@ -34,6 +34,10 @@ void __init ibm440gx_get_clocks(struct ibm44x_clocks* p, unsigned int sys_clk,
u32 plld = CPR_READ(DCRN_CPR_PLLD);
u32 uart0 = SDR_READ(DCRN_SDR_UART0);
u32 uart1 = SDR_READ(DCRN_SDR_UART1);
#ifdef CONFIG_440EP
u32 uart2 = SDR_READ(DCRN_SDR_UART2);
u32 uart3 = SDR_READ(DCRN_SDR_UART3);
#endif
/* Dividers */
u32 fbdv = __fix_zero((plld >> 24) & 0x1f, 32);
@@ -96,6 +100,17 @@ bypass:
p->uart1 = ser_clk;
else
p->uart1 = p->plb / __fix_zero(uart1 & 0xff, 256);
#ifdef CONFIG_440EP
if (uart2 & 0x00800000)
p->uart2 = ser_clk;
else
p->uart2 = p->plb / __fix_zero(uart2 & 0xff, 256);
if (uart3 & 0x00800000)
p->uart3 = ser_clk;
else
p->uart3 = p->plb / __fix_zero(uart3 & 0xff, 256);
#endif
}
/* Issue L2C diagnostic command */