Add a node for the modem remoteproc found on MSM8226.

For the apq8026 smartwatches, delete the modem reserved-memory again
since they have very little RAM in the first place anyways, and all of
these devices don't have functional modem firmware anyways - these
watches don't even have GPS.

Co-developed-by: Matti Lehtimäki <matti.lehtim...@gmail.com>
Signed-off-by: Matti Lehtimäki <matti.lehtim...@gmail.com>
Signed-off-by: Luca Weiss <l...@lucaweiss.eu>
---
 .../boot/dts/qcom/qcom-apq8026-asus-sparrow.dts    |  7 ++
 .../boot/dts/qcom/qcom-apq8026-huawei-sturgeon.dts |  7 ++
 arch/arm/boot/dts/qcom/qcom-apq8026-lg-lenok.dts   |  7 ++
 .../dts/qcom/qcom-apq8026-samsung-milletwifi.dts   |  2 +
 .../qcom/qcom-msm8226-samsung-matisse-common.dtsi  |  6 +-
 arch/arm/boot/dts/qcom/qcom-msm8226.dtsi           | 80 ++++++++++++++++++++++
 arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts  |  2 +
 7 files changed, 109 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/qcom/qcom-apq8026-asus-sparrow.dts 
b/arch/arm/boot/dts/qcom/qcom-apq8026-asus-sparrow.dts
index 
a2ca456012f1a070afc2805ae71ddbf6f5aac607..816b61ea504ee80d86dd4ccd1a15db687f6a91ff
 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8026-asus-sparrow.dts
+++ b/arch/arm/boot/dts/qcom/qcom-apq8026-asus-sparrow.dts
@@ -9,6 +9,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 
 / {
        model = "ASUS ZenWatch 2";
@@ -82,6 +84,11 @@ bluetooth {
        };
 };
 
+/* No (useful) modem on this device */
+&modem {
+       /delete-property/ memory-region;
+};
+
 &pm8226_vib {
        status = "okay";
 };
diff --git a/arch/arm/boot/dts/qcom/qcom-apq8026-huawei-sturgeon.dts 
b/arch/arm/boot/dts/qcom/qcom-apq8026-huawei-sturgeon.dts
index 
ac228965a48559cd0e54671b1b80773a34595d1e..06c4dca6c9ea2da4ef0be877d25830c172757fa2
 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8026-huawei-sturgeon.dts
+++ b/arch/arm/boot/dts/qcom/qcom-apq8026-huawei-sturgeon.dts
@@ -10,6 +10,8 @@
 #include <dt-bindings/input/ti-drv260x.h>
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 
 / {
        model = "Huawei Watch";
@@ -141,6 +143,11 @@ bluetooth {
        };
 };
 
+/* No (useful) modem on this device */
+&modem {
+       /delete-property/ memory-region;
+};
+
 &rpm_requests {
        regulators {
                compatible = "qcom,rpm-pm8226-regulators";
diff --git a/arch/arm/boot/dts/qcom/qcom-apq8026-lg-lenok.dts 
b/arch/arm/boot/dts/qcom/qcom-apq8026-lg-lenok.dts
index 
a70de21bf139bd3f67d9e848f75cac20839335fb..1c3e2d2cd54979d4859196c7003d9543971e53bc
 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8026-lg-lenok.dts
+++ b/arch/arm/boot/dts/qcom/qcom-apq8026-lg-lenok.dts
@@ -10,6 +10,8 @@
 #include <dt-bindings/clock/qcom,mmcc-msm8974.h>
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 
 / {
        model = "LG G Watch R";
@@ -149,6 +151,11 @@ bluetooth {
        };
 };
 
+/* No (useful) modem on this device */
+&modem {
+       /delete-property/ memory-region;
+};
+
 &rpm_requests {
        regulators {
                compatible = "qcom,rpm-pm8226-regulators";
diff --git a/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts 
b/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
index 
7d519156d91d156d801c477711751aba66cc3224..a8543ca7b5569549418683b6be320784eba1768c
 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
+++ b/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
@@ -12,6 +12,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi 
b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
index 
a15a44fc0181bf23e7531ecdc8978505ca48189d..fbd568c7d6b7415d240aa1a2329d07cf9135274c
 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
@@ -8,6 +8,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {
@@ -145,12 +147,12 @@ framebuffer@3200000 {
                        no-map;
                };
 
-               mpss@8400000 {
+               mpss_region: mpss@8400000 {
                        reg = <0x08400000 0x1f00000>;
                        no-map;
                };
 
-               mba@a300000 {
+               mba_region: mba@a300000 {
                        reg = <0x0a300000 0x100000>;
                        no-map;
                };
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi 
b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
index 
7e0838af6c2d0dc26e0082471b70578bc627491d..f7f57c3f583557830c0a6dc9f0eebc2ddebbbe3c
 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
@@ -213,6 +213,16 @@ smem_region: smem@3000000 {
                        no-map;
                };
 
+               mpss_region: mpss@8000000 {
+                       reg = <0x08000000 0x5100000>;
+                       no-map;
+               };
+
+               mba_region: mba@d100000 {
+                       reg = <0x0d100000 0x100000>;
+                       no-map;
+               };
+
                adsp_region: adsp@dc00000 {
                        reg = <0x0dc00000 0x1900000>;
                        no-map;
@@ -253,6 +263,31 @@ adsp_smp2p_in: slave-kernel {
                };
        };
 
+       smp2p-modem {
+               compatible = "qcom,smp2p";
+               qcom,smem = <435>, <428>;
+
+               interrupt-parent = <&intc>;
+               interrupts = <GIC_SPI 27 IRQ_TYPE_EDGE_RISING>;
+
+               mboxes = <&apcs 14>;
+
+               qcom,local-pid = <0>;
+               qcom,remote-pid = <1>;
+
+               modem_smp2p_out: master-kernel {
+                       qcom,entry-name = "master-kernel";
+                       #qcom,smem-state-cells = <1>;
+               };
+
+               modem_smp2p_in: slave-kernel {
+                       qcom,entry-name = "slave-kernel";
+
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+       };
+
        smsm {
                compatible = "qcom,smsm";
                #address-cells = <1>;
@@ -879,6 +914,51 @@ spmi_bus: spmi@fc4cf000 {
                        #interrupt-cells = <4>;
                };
 
+               modem: remoteproc@fc880000 {
+                       compatible = "qcom,msm8226-mss-pil";
+                       reg = <0xfc880000 0x100>,
+                             <0xfc820000 0x020>;
+                       reg-names = "qdsp6", "rmb";
+
+                       interrupts-extended = <&intc GIC_SPI 24 
IRQ_TYPE_EDGE_RISING>,
+                                             <&modem_smp2p_in 0 
IRQ_TYPE_EDGE_RISING>,
+                                             <&modem_smp2p_in 1 
IRQ_TYPE_EDGE_RISING>,
+                                             <&modem_smp2p_in 2 
IRQ_TYPE_EDGE_RISING>,
+                                             <&modem_smp2p_in 3 
IRQ_TYPE_EDGE_RISING>;
+                       interrupt-names = "wdog", "fatal", "ready", "handover", 
"stop-ack";
+
+                       clocks = <&gcc GCC_MSS_Q6_BIMC_AXI_CLK>,
+                                <&gcc GCC_MSS_CFG_AHB_CLK>,
+                                <&gcc GCC_BOOT_ROM_AHB_CLK>,
+                                <&xo_board>;
+                       clock-names = "iface", "bus", "mem", "xo";
+
+                       resets = <&gcc GCC_MSS_RESTART>;
+                       reset-names = "mss_restart";
+
+                       power-domains = <&rpmpd MSM8226_VDDCX>;
+                       power-domain-names = "cx";
+
+                       qcom,ext-bhs-reg = <&tcsr_regs_1 0x194>;
+                       qcom,halt-regs = <&tcsr_regs_1 0x180 0x200 0x280>;
+
+                       qcom,smem-states = <&modem_smp2p_out 0>;
+                       qcom,smem-state-names = "stop";
+
+                       memory-region = <&mba_region>, <&mpss_region>;
+
+                       status = "disabled";
+
+                       smd-edge {
+                               interrupts = <GIC_SPI 25 IRQ_TYPE_EDGE_RISING>;
+
+                               mboxes = <&apcs 12>;
+                               qcom,smd-edge = <0>;
+
+                               label = "modem";
+                       };
+               };
+
                tcsr_mutex: hwlock@fd484000 {
                        compatible = "qcom,msm8226-tcsr-mutex", 
"qcom,tcsr-mutex";
                        reg = <0xfd484000 0x1000>;
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts 
b/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
index 
3037344eb24055071cc77c9cfce0f1d0f95de921..18396623a91dd4bf4b66f01c1d983c391722f3b5
 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
@@ -9,6 +9,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {

-- 
2.48.1


Reply via email to