Merge branch 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6
* 'omap-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6: (163 commits) omap: complete removal of machine_desc.io_pg_offst and .phys_io omap: UART: fix wakeup registers for OMAP24xx UART2 omap: Fix spotty MMC voltages ASoC: OMAP4: MCPDM: Remove unnecessary include of plat/control.h serial: omap-serial: fix signess error OMAP3: DMA: Errata i541: sDMA FIFO draining does not finish omap: dma: Fix buffering disable bit setting for omap24xx omap: serial: Fix the boot-up crash/reboot without CONFIG_PM OMAP3: PM: fix scratchpad memory accesses for off-mode omap4: pandaboard: enable the ehci port on pandaboard omap4: pandaboard: Fix the init if CONFIG_MMC_OMAP_HS is not set omap4: pandaboard: remove unused hsmmc definition OMAP: McBSP: Remove null omap44xx ops comment OMAP: McBSP: Swap CLKS source definition OMAP: McBSP: Fix CLKR and FSR signal muxing OMAP2+: clock: reduce the amount of standard debugging while disabling unused clocks OMAP: control: move plat-omap/control.h to mach-omap2/control.h OMAP: split plat-omap/common.c OMAP: McBSP: implement functional clock switching via clock framework OMAP: McBSP: implement McBSP CLKR and FSR signal muxing via mach-omap2/mcbsp.c ... Fixed up trivial conflicts in arch/arm/mach-omap2/ {board-zoom-peripherals.c,devices.c} as per Tony
This commit is contained in:
@@ -31,7 +31,6 @@
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#include <sound/initval.h>
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#include <sound/soc.h>
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#include <plat/control.h>
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#include <plat/dma.h>
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#include <plat/mcbsp.h>
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#include "omap-mcbsp.h"
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@@ -598,93 +597,6 @@ static int omap_mcbsp_dai_set_clkdiv(struct snd_soc_dai *cpu_dai,
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return 0;
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}
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static int omap_mcbsp_dai_set_clks_src(struct omap_mcbsp_data *mcbsp_data,
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int clk_id)
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{
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int sel_bit;
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u16 reg, reg_devconf1 = OMAP243X_CONTROL_DEVCONF1;
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if (cpu_class_is_omap1()) {
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/* OMAP1's can use only external source clock */
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if (unlikely(clk_id == OMAP_MCBSP_SYSCLK_CLKS_FCLK))
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return -EINVAL;
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else
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return 0;
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}
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if (cpu_is_omap2420() && mcbsp_data->bus_id > 1)
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return -EINVAL;
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if (cpu_is_omap343x())
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reg_devconf1 = OMAP343X_CONTROL_DEVCONF1;
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switch (mcbsp_data->bus_id) {
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case 0:
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reg = OMAP2_CONTROL_DEVCONF0;
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sel_bit = 2;
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break;
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case 1:
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reg = OMAP2_CONTROL_DEVCONF0;
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sel_bit = 6;
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break;
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case 2:
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reg = reg_devconf1;
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sel_bit = 0;
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break;
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case 3:
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reg = reg_devconf1;
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sel_bit = 2;
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break;
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case 4:
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reg = reg_devconf1;
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sel_bit = 4;
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break;
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default:
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return -EINVAL;
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}
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if (clk_id == OMAP_MCBSP_SYSCLK_CLKS_FCLK)
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omap_ctrl_writel(omap_ctrl_readl(reg) & ~(1 << sel_bit), reg);
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else
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omap_ctrl_writel(omap_ctrl_readl(reg) | (1 << sel_bit), reg);
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return 0;
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}
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static int omap_mcbsp_dai_set_rcvr_src(struct omap_mcbsp_data *mcbsp_data,
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int clk_id)
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{
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int sel_bit, set = 0;
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u16 reg = OMAP2_CONTROL_DEVCONF0;
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if (cpu_class_is_omap1())
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return -EINVAL; /* TODO: Can this be implemented for OMAP1? */
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if (mcbsp_data->bus_id != 0)
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return -EINVAL;
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switch (clk_id) {
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case OMAP_MCBSP_CLKR_SRC_CLKX:
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set = 1;
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case OMAP_MCBSP_CLKR_SRC_CLKR:
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sel_bit = 3;
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break;
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case OMAP_MCBSP_FSR_SRC_FSX:
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set = 1;
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case OMAP_MCBSP_FSR_SRC_FSR:
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sel_bit = 4;
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break;
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default:
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return -EINVAL;
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}
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if (set)
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omap_ctrl_writel(omap_ctrl_readl(reg) | (1 << sel_bit), reg);
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else
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omap_ctrl_writel(omap_ctrl_readl(reg) & ~(1 << sel_bit), reg);
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return 0;
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}
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static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
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int clk_id, unsigned int freq,
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int dir)
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@@ -693,6 +605,14 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
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struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
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int err = 0;
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/* The McBSP signal muxing functions are only available on McBSP1 */
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if (clk_id == OMAP_MCBSP_CLKR_SRC_CLKR ||
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clk_id == OMAP_MCBSP_CLKR_SRC_CLKX ||
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clk_id == OMAP_MCBSP_FSR_SRC_FSR ||
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clk_id == OMAP_MCBSP_FSR_SRC_FSX)
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if (cpu_class_is_omap1() || mcbsp_data->bus_id != 0)
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return -EINVAL;
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mcbsp_data->in_freq = freq;
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switch (clk_id) {
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@@ -700,8 +620,20 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
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regs->srgr2 |= CLKSM;
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break;
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case OMAP_MCBSP_SYSCLK_CLKS_FCLK:
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if (cpu_class_is_omap1()) {
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err = -EINVAL;
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break;
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}
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err = omap2_mcbsp_set_clks_src(mcbsp_data->bus_id,
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MCBSP_CLKS_PRCM_SRC);
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break;
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case OMAP_MCBSP_SYSCLK_CLKS_EXT:
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err = omap_mcbsp_dai_set_clks_src(mcbsp_data, clk_id);
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if (cpu_class_is_omap1()) {
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err = 0;
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break;
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}
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err = omap2_mcbsp_set_clks_src(mcbsp_data->bus_id,
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MCBSP_CLKS_PAD_SRC);
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break;
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case OMAP_MCBSP_SYSCLK_CLKX_EXT:
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@@ -710,11 +642,18 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
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regs->pcr0 |= SCLKME;
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break;
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case OMAP_MCBSP_CLKR_SRC_CLKR:
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omap2_mcbsp1_mux_clkr_src(CLKR_SRC_CLKR);
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break;
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case OMAP_MCBSP_CLKR_SRC_CLKX:
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omap2_mcbsp1_mux_clkr_src(CLKR_SRC_CLKX);
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break;
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case OMAP_MCBSP_FSR_SRC_FSR:
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omap2_mcbsp1_mux_fsr_src(FSR_SRC_FSR);
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break;
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case OMAP_MCBSP_FSR_SRC_FSX:
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err = omap_mcbsp_dai_set_rcvr_src(mcbsp_data, clk_id);
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omap2_mcbsp1_mux_fsr_src(FSR_SRC_FSX);
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break;
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default:
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err = -ENODEV;
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