diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch | 66 |
1 files changed, 59 insertions, 7 deletions
diff --git a/target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch b/target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch index 0db670a619..317fbdc900 100644 --- a/target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch +++ b/target/linux/bcm53xx/patches-3.14/120-bcma-register-bcma-as-device-tree-driver.patch @@ -1,17 +1,69 @@ -From bb5d497aeceb8d9f36a1d990538389b54748dfcd Mon Sep 17 00:00:00 2001 +From 04b91da96d7c163fd39c0849d2034e2928103f4d Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens <hauke@hauke-m.de> Date: Mon, 6 Jan 2014 23:29:15 +0100 -Subject: [PATCH 05/15] bcma: register bcma as device tree driver +Subject: [PATCH 04/17] bcma: register bcma as device tree driver -This driver is used by the bcm53xx ARM SoC code.Now it is possible to -give the address of the chipcommon core in device tree. +This driver is used by the bcm53xx ARM SoC code. Now it is possible to +give the address of the chipcommon core in device tree and bcma will +search for all the other cores. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> --- - drivers/bcma/host_soc.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++ - include/linux/bcma/bcma.h | 2 ++ - 2 files changed, 72 insertions(+) + Documentation/devicetree/bindings/bus/bcma.txt | 46 +++++++++++++++++ + drivers/bcma/host_soc.c | 70 ++++++++++++++++++++++++++ + include/linux/bcma/bcma.h | 2 + + 3 files changed, 118 insertions(+) + create mode 100644 Documentation/devicetree/bindings/bus/bcma.txt +--- /dev/null ++++ b/Documentation/devicetree/bindings/bus/bcma.txt +@@ -0,0 +1,46 @@ ++Broadcom AIX bcma bus driver ++ ++ ++Required properties: ++ ++- compatible : brcm,bus-aix ++ ++- reg : iomem address range of chipcommon core ++ ++Optional properties: ++ ++- sprom: reference to a sprom driver. This is needed for sprom less devices. ++ Use bcm47xx_sprom for example. ++ ++ ++The cores on the AIX bus are auto detected by bcma. Detection of the ++IRQ number is not supported on BCM47xx/BCM53xx ARM SoCs, so it is ++possible to provide the IRQ number over device tree. The IRQ number and ++the device tree child entry will be added to the core with the matching ++reg address. ++ ++Example: ++ ++ aix@18000000 { ++ compatible = "brcm,bus-aix"; ++ reg = <0x18000000 0x1000>; ++ ranges = <0x00000000 0x18000000 0x00100000>; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ sprom = <&sprom0>; ++ ++ gmac@0 { ++ reg = <0x18024000 0x1000>; ++ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>; ++ }; ++ ++ gmac@1 { ++ reg = <0x18025000 0x1000>; ++ interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>; ++ }; ++ ++ pcie@0 { ++ reg = <0x18012000 0x1000>; ++ interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>; ++ }; ++ }; --- a/drivers/bcma/host_soc.c +++ b/drivers/bcma/host_soc.c @@ -7,6 +7,9 @@ |