stuartl/linux-mainline
1
0
Fork 0
mirror of https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux synced 2025-09-30 12:49:52 +10:00
Code Issues Releases Wiki Activity

arm64: dts: blaize-blzp1600: Enable GPIO support

Browse Source 
Blaize BLZP1600 uses the custom silicon provided from
VeriSilicon to add GPIO support.
This interface is used to control signals on many other
peripherals, such as Ethernet, USB, SD and eMMC.

Signed-off-by: Nikolaos Pasaloukos <nikolaos.pasaloukos@blaize.com>
Link: https://lore.kernel.org/r/20250512133302.151621-1-nikolaos.pasaloukos@blaize.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Nikolaos Pasaloukos 2025-05-12 13:33:17 +00:00 committed by Arnd Bergmann
parent 7e358b8cc1
commit c07da6de0e
No known key found for this signature in database
GPG Key ID: 9A6C79EFE60018D9
2 changed files with 48 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
arch/arm64/boot/dts/blaize/blaize-blzp1600-cb2.dts
View File

@ -81,3 +81,39 @@
"UART1_TO_RSP"; /* GPIO_15 */
};
};
&gpio0 {
status = "okay";
gpio-line-names = "PERST_N", /* GPIO_0 */
"LM96063_ALERT_N", /* GPIO_1 */
"INA3221_PV", /* GPIO_2 */
"INA3221_CRIT", /* GPIO_3 */
"INA3221_WARN", /* GPIO_4 */
"INA3221_TC", /* GPIO_5 */
"QSPI0_RST_N", /* GPIO_6 */
"LM96063_TCRIT_N", /* GPIO_7 */
"DSI_TCH_INT", /* GPIO_8 */
"DSI_RST", /* GPIO_9 */
"DSI_BL", /* GPIO_10 */
"DSI_INT", /* GPIO_11 */
"ETH_RST", /* GPIO_12 */
"CSI0_RST", /* GPIO_13 */
"CSI0_PWDN", /* GPIO_14 */
"CSI1_RST", /* GPIO_15 */
"CSI1_PWDN", /* GPIO_16 */
"CSI2_RST", /* GPIO_17 */
"CSI2_PWDN", /* GPIO_18 */
"CSI3_RST", /* GPIO_19 */
"CSI3_PWDN", /* GPIO_20 */
"ADAC_RST", /* GPIO_21 */
"SD_SW_VDD", /* GPIO_22 */
"SD_PON_VDD", /* GPIO_23 */
"GPIO_EXP_INT", /* GPIO_24 */
"BOARD_ID_0", /* GPIO_25 */
"SDIO1_SW_VDD", /* GPIO_26 */
"SDIO1_PON_VDD", /* GPIO_27 */
"SDIO2_SW_VDD", /* GPIO_28 */
"SDIO2_PON_VDD", /* GPIO_29 */
"BOARD_ID_1", /* GPIO_30 */
"BOARD_ID_2"; /* GPIO_31 */
};

12
arch/arm64/boot/dts/blaize/blaize-blzp1600.dtsi
View File

@ -120,6 +120,18 @@
IRQ_TYPE_LEVEL_LOW)>;
};
gpio0: gpio@4c0000 {
compatible = "blaize,blzp1600-gpio";
reg = <0x4c0000 0x1000>;
gpio-controller;
#gpio-cells = <2>;
ngpios = <32>;
interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
interrupt-controller;
#interrupt-cells = <2>;
status = "disabled";
};
uart0: serial@4d0000 {
compatible = "ns16550a";
reg = <0x4d0000 0x1000>;