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fu540: dtsi: add reset producer and consumer entries

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The resets to DDR and ethernet sub-system are connected to
PRCI device reset control register, these reset signals
are active low and are held low at power-up. Add these reset
producer and consumer details needed by the reset driver.

Signed-off-by: Sagar Shrikant Kadam <sagar.kadam@sifive.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>
Reviewed-by: Bin Meng <bin.meng@windriver.com>
This commit is contained in:
Sagar Shrikant Kadam 2020-07-29 02:36:12 -07:00 committed by Andes
parent d2e4398637
commit ea4e9570eb
1 changed files with 12 additions and 0 deletions
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12
arch/riscv/dts/fu540-c000-u-boot.dtsi
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@ -3,6 +3,8 @@
* (C) Copyright 2019 SiFive, Inc
*/
#include <dt-bindings/reset/sifive-fu540-prci.h>
/ {
cpus {
assigned-clocks = <&prci PRCI_CLK_COREPLL>;
@ -59,6 +61,16 @@
reg = <0x0 0x2000000 0x0 0xc0000>;
u-boot,dm-spl;
};
prci: clock-controller@10000000 {
#reset-cells = <1>;
resets = <&prci PRCI_RST_DDR_CTRL_N>,
<&prci PRCI_RST_DDR_AXI_N>,
<&prci PRCI_RST_DDR_AHB_N>,
<&prci PRCI_RST_DDR_PHY_N>,
<&prci PRCI_RST_GEMGXL_N>;
reset-names = "ddr_ctrl", "ddr_axi", "ddr_ahb",
"ddr_phy", "gemgxl_reset";
};
dmc: dmc@100b0000 {
compatible = "sifive,fu540-c000-ddr";
reg = <0x0 0x100b0000 0x0 0x0800