fix duo harddisk detection

diff --git a/meta-bsp/bm750/recipes/linux/linux-vuplus-3.9.6/linux-sata_bcm7335.patch b/meta-bsp/bm750/recipes/linux/linux-vuplus-3.9.6/linux-sata_bcm7335.patch
new file mode 100644 (file)
index 0000000..cbfc4b7
--- /dev/null
+++ b/meta-bsp/bm750/recipes/linux/linux-vuplus-3.9.6/linux-sata_bcm7335.patch
@@ -0,0 +1,55 @@
+diff --git a/drivers/ata/sata_brcmstb.c b/drivers/ata/sata_brcmstb.c
+index 7ba20e0..1e2e947 100644
+--- a/drivers/ata/sata_brcmstb.c
++++ b/drivers/ata/sata_brcmstb.c
+@@ -330,6 +330,22 @@ static void brcm_EnableOOBWindowFix(void __iomem *mmio_base, int port)
+       mdio_write_reg(mmio_base, port, 0x0D, sval);
+ }
+ 
++static void brcm_Enable256AlignDetection(void __iomem *mmio_base, int port)
++{
++        uint32_t tmp32;
++        void __iomem *port_mmio;
++
++        port_mmio = PORT_BASE(mmio_base, port);
++
++        tmp32 = readl(port_mmio + K2_SATA_SICR1_OFFSET);
++        tmp32 |= 0x08000000;
++        writel(tmp32, port_mmio + K2_SATA_SICR1_OFFSET);
++
++        tmp32 = readl(port_mmio + K2_SATA_SICR2_OFFSET);
++        tmp32 |= 0x00800000;
++        writel(tmp32, port_mmio + K2_SATA_SICR2_OFFSET);
++}
++
+ static void brcm_AnalogReset(void __iomem *mmio_base, int port)
+ {
+       /* do analog reset */
+@@ -385,6 +401,8 @@ static void brcm_InitSata_1_5Gb(void __iomem *mmio_base, int port)
+       brcm_SetPllTxRxCtrl(mmio_base, port);
+       brcm_EnableOOBWindowFix(mmio_base, port);
+ 
++      brcm_Enable256AlignDetection(mmio_base, port);
++
+       if (!port) {
+ #ifdef CONFIG_BRCM_SATA_75MHZ_PLL
+               /* use 75Mhz PLL clock */
+@@ -446,6 +464,8 @@ static void brcm_InitSata2_3Gb(void __iomem *mmio_base, int port)
+       brcm_SetPllTxRxCtrl(mmio_base, port);
+       brcm_EnableOOBWindowFix(mmio_base, port);
+ 
++      brcm_Enable256AlignDetection(mmio_base, port);
++
+       if (!port) {
+ #ifdef CONFIG_BRCM_SATA_75MHZ_PLL
+               /* use 75Mhz PLL clock */
+@@ -1135,7 +1155,9 @@ static int k2_sata_resume(struct device *dev)
+               ap = host->ports[i];
+ 
+               ata_for_each_link(link, ap, EDGE) {
++                      spin_unlock_irqrestore(&hp->lock, flags);
+                       sata_std_hardreset(link, NULL, 1000);
++                      spin_lock_irqsave(&hp->lock, flags);
+               }
+       }
+ 

diff --git a/meta-bsp/bm750/recipes/linux/linux-vuplus_3.9.6.bbappend b/meta-bsp/bm750/recipes/linux/linux-vuplus_3.9.6.bbappend
index bc27547..25ffa7b 100644 (file)
--- a/meta-bsp/bm750/recipes/linux/linux-vuplus_3.9.6.bbappend
+++ b/meta-bsp/bm750/recipes/linux/linux-vuplus_3.9.6.bbappend
@@ -1,6 +1,6 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${P}:"
 
-PR .= "-bsp1"
-
+PR .= "-bsp2"
 SRC_URI += "\
+        file://linux-sata_bcm7335.patch;patch=1;pnum=1 \
 "