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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-12-11 11:18:45 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-11 11:18:45 -0200
commit9374020a78fce13a1cf2edf3d26f6dd7231b5c3d (patch)
tree50c8629e6c6222c5b9681506b52afbde818c5e56 /arch/arm/mach-omap2/devices.c
parentd2a0db1ee01aea154ccc460e45a16857e32c4427 (diff)
parent29594404d7fe73cd80eaa4ee8c43dcc53970c60e (diff)
Merge tag 'v3.7' into v4l_for_linus
Linux 3.7 * tag 'v3.7': (1545 commits) Linux 3.7 Input: matrix-keymap - provide proper module license Revert "revert "Revert "mm: remove __GFP_NO_KSWAPD""" and associated damage ipv4: ip_check_defrag must not modify skb before unsharing Revert "mm: avoid waking kswapd for THP allocations when compaction is deferred or contended" inet_diag: validate port comparison byte code to prevent unsafe reads inet_diag: avoid unsafe and nonsensical prefix matches in inet_diag_bc_run() inet_diag: validate byte code to prevent oops in inet_diag_bc_run() inet_diag: fix oops for IPv4 AF_INET6 TCP SYN-RECV state mm: vmscan: fix inappropriate zone congestion clearing vfs: fix O_DIRECT read past end of block device net: gro: fix possible panic in skb_gro_receive() tcp: bug fix Fast Open client retransmission tmpfs: fix shared mempolicy leak mm: vmscan: do not keep kswapd looping forever due to individual uncompactable zones mm: compaction: validate pfn range passed to isolate_freepages_block mmc: sh-mmcif: avoid oops on spurious interrupts (second try) Revert misapplied "mmc: sh-mmcif: avoid oops on spurious interrupts" mmc: sdhci-s3c: fix missing clock for gpio card-detect lib/Makefile: Fix oid_registry build dependency ...
Diffstat (limited to 'arch/arm/mach-omap2/devices.c')
-rw-r--r--arch/arm/mach-omap2/devices.c81
1 files changed, 80 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index c8c211731d2..c72b5a72772 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -19,6 +19,7 @@
#include <linux/of.h>
#include <linux/pinctrl/machine.h>
#include <linux/platform_data/omap4-keypad.h>
+#include <linux/platform_data/omap_ocp2scp.h>
#include <asm/mach-types.h>
#include <asm/mach/map.h>
@@ -341,7 +342,7 @@ static void __init omap_init_dmic(void)
oh = omap_hwmod_lookup("dmic");
if (!oh) {
- printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
+ pr_err("Could not look up dmic hw_mod\n");
return;
}
@@ -613,6 +614,83 @@ static void omap_init_vout(void)
static inline void omap_init_vout(void) {}
#endif
+#if defined(CONFIG_OMAP_OCP2SCP) || defined(CONFIG_OMAP_OCP2SCP_MODULE)
+static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev)
+{
+ int cnt = 0;
+
+ while (ocp2scp_dev->drv_name != NULL) {
+ cnt++;
+ ocp2scp_dev++;
+ }
+
+ return cnt;
+}
+
+static void omap_init_ocp2scp(void)
+{
+ struct omap_hwmod *oh;
+ struct platform_device *pdev;
+ int bus_id = -1, dev_cnt = 0, i;
+ struct omap_ocp2scp_dev *ocp2scp_dev;
+ const char *oh_name, *name;
+ struct omap_ocp2scp_platform_data *pdata;
+
+ if (!cpu_is_omap44xx())
+ return;
+
+ oh_name = "ocp2scp_usb_phy";
+ name = "omap-ocp2scp";
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("%s: could not find omap_hwmod for %s\n", __func__,
+ oh_name);
+ return;
+ }
+
+ pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
+ if (!pdata) {
+ pr_err("%s: No memory for ocp2scp pdata\n", __func__);
+ return;
+ }
+
+ ocp2scp_dev = oh->dev_attr;
+ dev_cnt = count_ocp2scp_devices(ocp2scp_dev);
+
+ if (!dev_cnt) {
+ pr_err("%s: No devices connected to ocp2scp\n", __func__);
+ kfree(pdata);
+ return;
+ }
+
+ pdata->devices = kzalloc(sizeof(struct omap_ocp2scp_dev *)
+ * dev_cnt, GFP_KERNEL);
+ if (!pdata->devices) {
+ pr_err("%s: No memory for ocp2scp pdata devices\n", __func__);
+ kfree(pdata);
+ return;
+ }
+
+ for (i = 0; i < dev_cnt; i++, ocp2scp_dev++)
+ pdata->devices[i] = ocp2scp_dev;
+
+ pdata->dev_cnt = dev_cnt;
+
+ pdev = omap_device_build(name, bus_id, oh, pdata, sizeof(*pdata), NULL,
+ 0, false);
+ if (IS_ERR(pdev)) {
+ pr_err("Could not build omap_device for %s %s\n",
+ name, oh_name);
+ kfree(pdata->devices);
+ kfree(pdata);
+ return;
+ }
+}
+#else
+static inline void omap_init_ocp2scp(void) { }
+#endif
+
/*-------------------------------------------------------------------------*/
static int __init omap2_init_devices(void)
@@ -640,6 +718,7 @@ static int __init omap2_init_devices(void)
omap_init_sham();
omap_init_aes();
omap_init_vout();
+ omap_init_ocp2scp();
return 0;
}