[PATCH v1 1/1] mfd: intel-lpss: Add Intel Cannon Lake ACPI IDs

From: Andy Shevchenko
Date: Thu Jun 03 2021 - 12:51:15 EST


Some of the machines, like Dell Precision 3630,
may expose LPSS devices via ACPI.

Add their IDs to the list.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/mfd/intel-lpss-acpi.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/drivers/mfd/intel-lpss-acpi.c b/drivers/mfd/intel-lpss-acpi.c
index 1f396039d58f..3f1d976eb67c 100644
--- a/drivers/mfd/intel-lpss-acpi.c
+++ b/drivers/mfd/intel-lpss-acpi.c
@@ -89,6 +89,11 @@ static const struct intel_lpss_platform_info apl_i2c_info = {
.swnode = &apl_i2c_node,
};

+static const struct intel_lpss_platform_info cnl_i2c_info = {
+ .clk_rate = 216000000,
+ .swnode = &spt_i2c_node,
+};
+
static const struct acpi_device_id intel_lpss_acpi_ids[] = {
/* SPT */
{ "INT3440", (kernel_ulong_t)&spt_info },
@@ -102,6 +107,19 @@ static const struct acpi_device_id intel_lpss_acpi_ids[] = {
{ "INT3448", (kernel_ulong_t)&spt_uart_info },
{ "INT3449", (kernel_ulong_t)&spt_uart_info },
{ "INT344A", (kernel_ulong_t)&spt_uart_info },
+ /* CNL */
+ { "INT34B0", (kernel_ulong_t)&spt_info },
+ { "INT34B1", (kernel_ulong_t)&spt_info },
+ { "INT34B2", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B3", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B4", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B5", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B6", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B7", (kernel_ulong_t)&cnl_i2c_info },
+ { "INT34B8", (kernel_ulong_t)&spt_uart_info },
+ { "INT34B9", (kernel_ulong_t)&spt_uart_info },
+ { "INT34BA", (kernel_ulong_t)&spt_uart_info },
+ { "INT34BC", (kernel_ulong_t)&spt_info },
/* BXT */
{ "80860AAC", (kernel_ulong_t)&bxt_i2c_info },
{ "80860ABC", (kernel_ulong_t)&bxt_info },
--
2.30.2