aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/plat-s3c64xx
diff options
context:
space:
mode:
authorBen Dooks <ben-linux@fluff.org>2010-02-05 13:52:53 +0100
committerBen Dooks <ben-linux@fluff.org>2010-02-20 22:34:03 +0000
commit431fb7df24ebf360ba35895a60d084de364e39f8 (patch)
tree0aedc22279524a21f48da577edcbdbbbfe35ef6b /arch/arm/plat-s3c64xx
parent89f0ce721c0bc95c109300edcd8525d8ea5df8f2 (diff)
ARM: SAMSUNG: Move pm-core.h to machine directory
Move the pm-core.h to the machine include directory in the process of eliminating the plat-s3c64xx. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c64xx')
-rw-r--r--arch/arm/plat-s3c64xx/include/plat/pm-core.h98
1 files changed, 0 insertions, 98 deletions
diff --git a/arch/arm/plat-s3c64xx/include/plat/pm-core.h b/arch/arm/plat-s3c64xx/include/plat/pm-core.h
deleted file mode 100644
index 61b8aae76d3..00000000000
--- a/arch/arm/plat-s3c64xx/include/plat/pm-core.h
+++ /dev/null
@@ -1,98 +0,0 @@
-/* linux/arch/arm/plat-s3c64xx/include/plat/pm-core.h
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- * http://armlinux.simtec.co.uk/
- *
- * S3C64XX - PM core support for arch/arm/plat-s3c/pm.c
- *
- * 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 <mach/regs-gpio.h>
-
-static inline void s3c_pm_debug_init_uart(void)
-{
- u32 tmp = __raw_readl(S3C_PCLK_GATE);
-
- /* As a note, since the S3C64XX UARTs generally have multiple
- * clock sources, we simply enable PCLK at the moment and hope
- * that the resume settings for the UART are suitable for the
- * use with PCLK.
- */
-
- tmp |= S3C_CLKCON_PCLK_UART0;
- tmp |= S3C_CLKCON_PCLK_UART1;
- tmp |= S3C_CLKCON_PCLK_UART2;
- tmp |= S3C_CLKCON_PCLK_UART3;
-
- __raw_writel(tmp, S3C_PCLK_GATE);
- udelay(10);
-}
-
-static inline void s3c_pm_arch_prepare_irqs(void)
-{
- /* VIC should have already been taken care of */
-
- /* clear any pending EINT0 interrupts */
- __raw_writel(__raw_readl(S3C64XX_EINT0PEND), S3C64XX_EINT0PEND);
-}
-
-static inline void s3c_pm_arch_stop_clocks(void)
-{
-}
-
-static inline void s3c_pm_arch_show_resume_irqs(void)
-{
-}
-
-/* make these defines, we currently do not have any need to change
- * the IRQ wake controls depending on the CPU we are running on */
-
-#define s3c_irqwake_eintallow ((1 << 28) - 1)
-#define s3c_irqwake_intallow (0)
-
-static inline void s3c_pm_arch_update_uart(void __iomem *regs,
- struct pm_uart_save *save)
-{
- u32 ucon = __raw_readl(regs + S3C2410_UCON);
- u32 ucon_clk = ucon & S3C6400_UCON_CLKMASK;
- u32 save_clk = save->ucon & S3C6400_UCON_CLKMASK;
- u32 new_ucon;
- u32 delta;
-
- /* S3C64XX UART blocks only support level interrupts, so ensure that
- * when we restore unused UART blocks we force the level interrupt
- * settigs. */
- save->ucon |= S3C2410_UCON_TXILEVEL | S3C2410_UCON_RXILEVEL;
-
- /* We have a constraint on changing the clock type of the UART
- * between UCLKx and PCLK, so ensure that when we restore UCON
- * that the CLK field is correctly modified if the bootloader
- * has changed anything.
- */
- if (ucon_clk != save_clk) {
- new_ucon = save->ucon;
- delta = ucon_clk ^ save_clk;
-
- /* change from UCLKx => wrong PCLK,
- * either UCLK can be tested for by a bit-test
- * with UCLK0 */
- if (ucon_clk & S3C6400_UCON_UCLK0 &&
- !(save_clk & S3C6400_UCON_UCLK0) &&
- delta & S3C6400_UCON_PCLK2) {
- new_ucon &= ~S3C6400_UCON_UCLK0;
- } else if (delta == S3C6400_UCON_PCLK2) {
- /* as an precaution, don't change from
- * PCLK2 => PCLK or vice-versa */
- new_ucon ^= S3C6400_UCON_PCLK2;
- }
-
- S3C_PMDBG("ucon change %04x => %04x (save=%04x)\n",
- ucon, new_ucon, save->ucon);
- save->ucon = new_ucon;
- }
-}