u-boot: Replace custom fork by patchesag/rpi4-misc

The upstream branch might suffer rebases due to effort of pushing the
patches upstream. To avoid issues, let's have here the patches we need
for RPi 4 support.

Signed-off-by: Andrei Gherzan <andrei@gherzan.ro>

1 files changed, 53 insertions, 0 deletions

diff --git a/recipes-bsp/u-boot/u-boot-2019.07/0009-mmc-bcm2835_sdhci-Add-support-for-bcm2711-device.patch b/recipes-bsp/u-boot/u-boot-2019.07/0009-mmc-bcm2835_sdhci-Add-support-for-bcm2711-device.patch
new file mode 100644
index 0000000..762cb7e
--- /dev/null
+++ b/recipes-bsp/u-boot/u-boot-2019.07/0009-mmc-bcm2835_sdhci-Add-support-for-bcm2711-device.patch
@@ -0,0 +1,53 @@
+From 8fd71dfaeab0ae350c8fa56b039eaafd577a1787 Mon Sep 17 00:00:00 2001
+From: Matthias Brugger <mbrugger@suse.com>
+Date: Wed, 10 Jul 2019 13:24:36 +0200
+Subject: [PATCH 09/12] mmc: bcm2835_sdhci: Add support for bcm2711 device
+
+The bcm2711 has two emmc controller. The difference is the clocks
+they use. Add support for the second emmc contoller.
+
+Signed-off-by: Matthias Brugger <mbrugger@suse.com>
+Signed-off-by: Andrei Gherzan <andrei@balena.io>
+Upstream-status: Pending
+---
+ drivers/mmc/bcm2835_sdhci.c | 12 ++++++++++--
+ 1 file changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/mmc/bcm2835_sdhci.c b/drivers/mmc/bcm2835_sdhci.c
+index 08bddd410e..e68dec3be7 100644
+--- a/drivers/mmc/bcm2835_sdhci.c
++++ b/drivers/mmc/bcm2835_sdhci.c
+@@ -178,12 +178,13 @@ static int bcm2835_sdhci_probe(struct udevice *dev)
+        fdt_addr_t base;
+        int emmc_freq;
+        int ret;
++       int clock_id = (int)dev_get_driver_data(dev);
+ 
+        base = devfdt_get_addr(dev);
+        if (base == FDT_ADDR_T_NONE)
+                return -EINVAL;
+ 
+-       ret = bcm2835_get_mmc_clock(BCM2835_MBOX_CLOCK_ID_EMMC);
++       ret = bcm2835_get_mmc_clock(clock_id);
+        if (ret < 0) {
+                debug("%s: Failed to set MMC clock (err=%d)\n", __func__, ret);
+                return ret;
+@@ -228,7 +229,14 @@ static int bcm2835_sdhci_probe(struct udevice *dev)
+ }
+ 
+ static const struct udevice_id bcm2835_sdhci_match[] = {
+-       { .compatible = "brcm,bcm2835-sdhci" },
++       {
++               .compatible = "brcm,bcm2835-sdhci",
++               .data = BCM2835_MBOX_CLOCK_ID_EMMC
++       },
++       {
++               .compatible = "brcm,bcm2711-emmc2",
++               .data = BCM2835_MBOX_CLOCK_ID_EMMC2
++       },
+        { /* sentinel */ }
+ };
+ 
+-- 
+2.22.0
+