This file is omap1 specific.
Signed-off-by: Tony Lindgren <tony@atomide.com>
#
# Common support
-obj-y := io.o id.o clock.o irq.o mux.o serial.o devices.o
+obj-y := io.o id.o sram.o clock.o irq.o mux.o serial.o devices.o
obj-$(CONFIG_OMAP_MPU_TIMER) += time.o
obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o
--- /dev/null
+/*
+ * linux/arch/arm/plat-omap/sram-fn.S
+ *
+ * Functions that need to be run in internal SRAM
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include <asm/arch/io.h>
+#include <asm/hardware.h>
+
+ .text
+
+/*
+ * Reprograms ULPD and CKCTL.
+ */
+ENTRY(sram_reprogram_clock)
+ stmfd sp!, {r0 - r12, lr} @ save registers on stack
+
+ mov r2, #IO_ADDRESS(DPLL_CTL) & 0xff000000
+ orr r2, r2, #IO_ADDRESS(DPLL_CTL) & 0x00ff0000
+ orr r2, r2, #IO_ADDRESS(DPLL_CTL) & 0x0000ff00
+
+ mov r3, #IO_ADDRESS(ARM_CKCTL) & 0xff000000
+ orr r3, r3, #IO_ADDRESS(ARM_CKCTL) & 0x00ff0000
+ orr r3, r3, #IO_ADDRESS(ARM_CKCTL) & 0x0000ff00
+
+ tst r0, #1 << 4 @ want lock mode?
+ beq newck @ nope
+ bic r0, r0, #1 << 4 @ else clear lock bit
+ strh r0, [r2] @ set dpll into bypass mode
+ orr r0, r0, #1 << 4 @ set lock bit again
+
+newck:
+ strh r1, [r3] @ write new ckctl value
+ strh r0, [r2] @ write new dpll value
+
+ mov r4, #0x0700 @ let the clocks settle
+ orr r4, r4, #0x00ff
+delay: sub r4, r4, #1
+ cmp r4, #0
+ bne delay
+
+lock: ldrh r4, [r2], #0 @ read back dpll value
+ tst r0, #1 << 4 @ want lock mode?
+ beq out @ nope
+ tst r4, #1 << 0 @ dpll rate locked?
+ beq lock @ try again
+
+out:
+ ldmfd sp!, {r0 - r12, pc} @ restore regs and return
+ENTRY(sram_reprogram_clock_sz)
+ .word . - sram_reprogram_clock
#
# Common support
-obj-y := common.o sram.o sram-fn.o clock.o devices.o dma.o mux.o gpio.o \
+obj-y := common.o sram.o clock.o devices.o dma.o mux.o gpio.o \
usb.o fb.o
obj-m :=
obj-n :=
+++ /dev/null
-/*
- * linux/arch/arm/plat-omap/sram-fn.S
- *
- * Functions that need to be run in internal SRAM
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-#include <asm/arch/io.h>
-#include <asm/hardware.h>
-
- .text
-
-/*
- * Reprograms ULPD and CKCTL.
- */
-ENTRY(sram_reprogram_clock)
- stmfd sp!, {r0 - r12, lr} @ save registers on stack
-
- mov r2, #IO_ADDRESS(DPLL_CTL) & 0xff000000
- orr r2, r2, #IO_ADDRESS(DPLL_CTL) & 0x00ff0000
- orr r2, r2, #IO_ADDRESS(DPLL_CTL) & 0x0000ff00
-
- mov r3, #IO_ADDRESS(ARM_CKCTL) & 0xff000000
- orr r3, r3, #IO_ADDRESS(ARM_CKCTL) & 0x00ff0000
- orr r3, r3, #IO_ADDRESS(ARM_CKCTL) & 0x0000ff00
-
- tst r0, #1 << 4 @ want lock mode?
- beq newck @ nope
- bic r0, r0, #1 << 4 @ else clear lock bit
- strh r0, [r2] @ set dpll into bypass mode
- orr r0, r0, #1 << 4 @ set lock bit again
-
-newck:
- strh r1, [r3] @ write new ckctl value
- strh r0, [r2] @ write new dpll value
-
- mov r4, #0x0700 @ let the clocks settle
- orr r4, r4, #0x00ff
-delay: sub r4, r4, #1
- cmp r4, #0
- bne delay
-
-lock: ldrh r4, [r2], #0 @ read back dpll value
- tst r0, #1 << 4 @ want lock mode?
- beq out @ nope
- tst r4, #1 << 0 @ dpll rate locked?
- beq lock @ try again
-
-out:
- ldmfd sp!, {r0 - r12, pc} @ restore regs and return
-ENTRY(sram_reprogram_clock_sz)
- .word . - sram_reprogram_clock