hw/misc: Rename axp209 to axp22x and add support AXP221 PMU

This patch adds minimal support for AXP-221 PMU and connect it to bananapi M2U board. Signed-off-by: qianfan Zhao <qianfanguijin@163.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
qemu · Jun 6, 2023 · a954543 · a954543
1 parent 44814e2
commit a954543
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Showing 7 changed files with 297 additions and 245 deletions.
diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
@@ -383,7 +383,7 @@ config ALLWINNER_A10
     select ALLWINNER_WDT
     select ALLWINNER_EMAC
     select ALLWINNER_I2C
-    select AXP209_PMU
+    select AXP2XX_PMU
     select SERIAL
     select UNIMP
 
@@ -407,6 +407,7 @@ config ALLWINNER_R40
     bool
     default y if TCG && ARM
     select ALLWINNER_A10_PIT
+    select AXP2XX_PMU
     select SERIAL
     select ARM_TIMER
     select ARM_GIC

diff --git a/hw/arm/bananapi_m2u.c b/hw/arm/bananapi_m2u.c
@@ -23,6 +23,7 @@
 #include "qapi/error.h"
 #include "qemu/error-report.h"
 #include "hw/boards.h"
+#include "hw/i2c/i2c.h"
 #include "hw/qdev-properties.h"
 #include "hw/arm/allwinner-r40.h"
 
@@ -61,6 +62,7 @@ static void bpim2u_init(MachineState *machine)
 {
     bool bootroom_loaded = false;
     AwR40State *r40;
+    I2CBus *i2c;
 
     /* BIOS is not supported by this board */
     if (machine->firmware) {
@@ -104,6 +106,10 @@ static void bpim2u_init(MachineState *machine)
         }
     }
 
+    /* Connect AXP221 */
+    i2c = I2C_BUS(qdev_get_child_bus(DEVICE(&r40->i2c0), "i2c"));
+    i2c_slave_create_simple(i2c, "axp221_pmu", 0x34);
+
     /* SDRAM */
     memory_region_add_subregion(get_system_memory(),
                                 r40->memmap[AW_R40_DEV_SDRAM], machine->ram);

diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig
@@ -176,7 +176,7 @@ config ALLWINNER_A10_CCM
 config ALLWINNER_A10_DRAMC
     bool
 
-config AXP209_PMU
+config AXP2XX_PMU
     bool
     depends on I2C
 

diff --git a/hw/misc/axp209.c b/hw/misc/axp209.c