Merge branch 'asoc-omap' into for-3.7

3 files changed, 20 insertions, 121 deletions

diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 18f601096ce1..592812af84da 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -264,6 +264,16 @@ static __init void am3517_evm_musb_init(void)
         usb_musb_init(&musb_board_data);
 }
 
+static __init void am3517_evm_mcbsp1_init(void)
+{
+        u32 devconf0;
+
+        /* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */
+        devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+        devconf0 |=  OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
+        omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
+}
+
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
         .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 #if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
@@ -373,6 +383,9 @@ static void __init am3517_evm_init(void)
         /* MUSB */
         am3517_evm_musb_init();
 
+        /* McBSP1 */
+        am3517_evm_mcbsp1_init();
+
         /* MMC init function */
         omap_hsmmc_init(mmc);
 }
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index 577cb77db26c..d57a3578bf03 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -15,6 +15,7 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/io.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 
@@ -25,8 +26,6 @@
 #include <plat/omap_device.h>
 #include <linux/pm_runtime.h>
 
-#include "control.h"
-
 /*
  * FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle.
  * Sidetone needs non-gated ICLK and sidetone autoidle is broken.
@@ -34,112 +33,6 @@
 #include "cm2xxx_3xxx.h"
 #include "cm-regbits-34xx.h"
 
-/* McBSP1 internal signal muxing function for OMAP2/3 */
-static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal,
-                                   const char *src)
-{
-        u32 v;
-
-        v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
-
-        if (!strcmp(signal, "clkr")) {
-                if (!strcmp(src, "clkr"))
-                        v &= ~OMAP2_MCBSP1_CLKR_MASK;
-                else if (!strcmp(src, "clkx"))
-                        v |= OMAP2_MCBSP1_CLKR_MASK;
-                else
-                        return -EINVAL;
-        } else if (!strcmp(signal, "fsr")) {
-                if (!strcmp(src, "fsr"))
-                        v &= ~OMAP2_MCBSP1_FSR_MASK;
-                else if (!strcmp(src, "fsx"))
-                        v |= OMAP2_MCBSP1_FSR_MASK;
-                else
-                        return -EINVAL;
-        } else {
-                return -EINVAL;
-        }
-
-        omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
-
-        return 0;
-}
-
-/* McBSP4 internal signal muxing function for OMAP4 */
-#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX     (1 << 31)
-#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX    (1 << 30)
-static int omap4_mcbsp4_mux_rx_clk(struct device *dev, const char *signal,
-                                   const char *src)
-{
-        u32 v;
-
-        /*
-         * In CONTROL_MCBSPLP register only bit 30 (CLKR mux), and bit 31 (FSR
-         * mux) is used */
-        v = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
-
-        if (!strcmp(signal, "clkr")) {
-                if (!strcmp(src, "clkr"))
-                        v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
-                else if (!strcmp(src, "clkx"))
-                        v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX;
-                else
-                        return -EINVAL;
-        } else if (!strcmp(signal, "fsr")) {
-                if (!strcmp(src, "fsr"))
-                        v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
-                else if (!strcmp(src, "fsx"))
-                        v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX;
-                else
-                        return -EINVAL;
-        } else {
-                return -EINVAL;
-        }
-
-        omap4_ctrl_pad_writel(v, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP);
-
-        return 0;
-}
-
-/* McBSP CLKS source switching function */
-static int omap2_mcbsp_set_clk_src(struct device *dev, struct clk *clk,
-                                   const char *src)
-{
-        struct clk *fck_src;
-        char *fck_src_name;
-        int r;
-
-        if (!strcmp(src, "clks_ext"))
-                fck_src_name = "pad_fck";
-        else if (!strcmp(src, "clks_fclk"))
-                fck_src_name = "prcm_fck";
-        else
-                return -EINVAL;
-
-        fck_src = clk_get(dev, fck_src_name);
-        if (IS_ERR_OR_NULL(fck_src)) {
-                pr_err("omap-mcbsp: %s: could not clk_get() %s\n", "clks",
-                       fck_src_name);
-                return -EINVAL;
-        }
-
-        pm_runtime_put_sync(dev);
-
-        r = clk_set_parent(clk, fck_src);
-        if (IS_ERR_VALUE(r)) {
-                pr_err("omap-mcbsp: %s: could not clk_set_parent() to %s\n",
-                       "clks", fck_src_name);
-                clk_put(fck_src);
-                return -EINVAL;
-        }
-
-        pm_runtime_get_sync(dev);
-
-        clk_put(fck_src);
-
-        return 0;
-}
-
 static int omap3_enable_st_clock(unsigned int id, bool enable)
 {
         unsigned int w;
@@ -181,17 +74,11 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
                 pdata->reg_size = 4;
                 pdata->has_ccr = true;
         }
-        pdata->set_clk_src = omap2_mcbsp_set_clk_src;
-
-        /* On OMAP2/3 the McBSP1 port has 6 pin configuration */
-        if (id == 1 && oh->class->rev < MCBSP_CONFIG_TYPE4)
-                pdata->mux_signal = omap2_mcbsp1_mux_rx_clk;
 
-        /* On OMAP4 the McBSP4 port has 6 pin configuration */
-        if (id == 4 && oh->class->rev == MCBSP_CONFIG_TYPE4)
-                pdata->mux_signal = omap4_mcbsp4_mux_rx_clk;
-
-        if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
+        if (oh->class->rev == MCBSP_CONFIG_TYPE2) {
+                /* The FIFO has 128 locations */
+                pdata->buffer_size = 0x80;
+        } else if (oh->class->rev == MCBSP_CONFIG_TYPE3) {
                 if (id == 2)
                         /* The FIFO has 1024 + 256 locations */
                         pdata->buffer_size = 0x500;
@@ -227,7 +114,8 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
 
 static int __init omap2_mcbsp_init(void)
 {
-        omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL);
+        if (!of_have_populated_dt())
+                omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL);
 
         return 0;
 }
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index 18814127809a..c78d90b28b19 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -47,8 +47,6 @@ struct omap_mcbsp_platform_data {
         bool has_wakeup; /* Wakeup capability */
         bool has_ccr; /* Transceiver has configuration control registers */
         int (*enable_st_clock)(unsigned int, bool);
-        int (*set_clk_src)(struct device *dev, struct clk *clk, const char *src);
-        int (*mux_signal)(struct device *dev, const char *signal, const char *src);
 };
 
 /**