12 files changed, 307 insertions, 51 deletions

diff --git a/firmware/SOURCES b/firmware/SOURCES
index 71194748f9..0cfea38272 100644
--- a/firmware/SOURCES
+++ b/firmware/SOURCES
@@ -519,6 +519,7 @@ drivers/audio/es9018.c
 drivers/audio/es9218.c
 #elif defined (HAVE_EROS_QN_CODEC)
 drivers/audio/eros_qn_codec.c
+drivers/audio/es9018k2m.c
 #endif /* defined(HAVE_*) */
 #else /* PLATFORM_HOSTED */
 #if defined(SAMSUNG_YPR0) && defined(HAVE_AS3514)
diff --git a/firmware/drivers/audio/eros_qn_codec.c b/firmware/drivers/audio/eros_qn_codec.c
index 39a421ee92..095b3b5305 100644
--- a/firmware/drivers/audio/eros_qn_codec.c
+++ b/firmware/drivers/audio/eros_qn_codec.c
@@ -26,56 +26,30 @@
 #include "audiohw.h"
 #include "settings.h"
 #include "pcm_sw_volume.h"
-#include "gpio-x1000.h"
 
-static long int vol_l_hw = 0;
-static long int vol_r_hw = 0;
+#include "gpio-x1000.h"
 
-/* internal: Switch the output sink. 0 - headphones, 1 - line out */
-void audiohw_switch_output(int select);
+static long int vol_l_hw = PCM5102A_VOLUME_MIN;
+static long int vol_r_hw = PCM5102A_VOLUME_MIN;
+int es9018k2m_present_flag = 0;
 
-void dac_set_outputs(void)
+void eros_qn_set_outputs(void)
 {
     audiohw_set_volume(vol_l_hw, vol_r_hw);
 }
 
-/* this makes less sense here than it does in the audiohw-*.c file,
- * but we need access to settings.h */
-void audiohw_set_volume(int vol_l, int vol_r)
+void eros_qn_set_last_vol(long int vol_l, long int vol_r)
 {
-    int l, r;
-
     vol_l_hw = vol_l;
     vol_r_hw = vol_r;
+}
 
-    l = vol_l;
-    r = vol_r;
-
-#if (defined(HAVE_HEADPHONE_DETECTION) && defined(HAVE_LINEOUT_DETECTION))
-    /* make sure headphones aren't present - don't want to
-     * blow out our eardrums cranking it to full */
-    if (lineout_inserted() && !headphones_inserted())
-    {
-        audiohw_switch_output(1);
-
-        l = r = global_settings.volume_limit * 10;
-    }
-    else
-    {
-        audiohw_switch_output(0);
-        
-        l = vol_l;
-        r = vol_r;
-    }
-#endif
-
-    l = l <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : (l / 20);
-    r = r <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : (r / 20);
-
-    pcm_set_master_volume(l, r);
+int eros_qn_get_volume_limit(void)
+{
+    return (global_settings.volume_limit * 10);
 }
 
-void audiohw_switch_output(int select)
+void eros_qn_switch_output(int select)
 {
     if (select == 0)
     {
@@ -85,4 +59,4 @@ void audiohw_switch_output(int select)
     {
         gpio_set_level(GPIO_STEREOSW_SEL, 1);
     }
-}
+}
\ No newline at end of file
diff --git a/firmware/drivers/audio/es9018.c b/firmware/drivers/audio/es9018.c
index 89e8c1d46f..6a73f7a2d3 100644
--- a/firmware/drivers/audio/es9018.c
+++ b/firmware/drivers/audio/es9018.c
@@ -25,8 +25,8 @@
 #include "audio.h"
 #include "audiohw.h"
 
-/* NOTE:  The register names are not known, as the register numbering
-   listed in the ES9018 datasheet does not match what is described below.. */
+/* NOTE: This implementation is specifically for the ES9018K2M, which has a different register
+ * structure from the ES9018. */
 
 static uint8_t reg0  = 0x00; /* System settings. Default value of register 0 */
 static uint8_t reg1  = 0x80; /* Input settings. Manual input, I2S, 32-bit (?) */
diff --git a/firmware/drivers/audio/es9018k2m.c b/firmware/drivers/audio/es9018k2m.c
new file mode 100644
index 0000000000..e19cf6e8a9
--- /dev/null
+++ b/firmware/drivers/audio/es9018k2m.c
@@ -0,0 +1,119 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ *
+ * Copyright (c) 2023 Dana Conrad
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include "system.h"
+#include "es9018k2m.h"
+#include "i2c-async.h"
+#include "action.h"
+
+//======================================================================================
+// ES9018K2M support stuff
+
+#ifndef ES9018K2M_BUS
+# error "No definition for ES9018K2M I2C bus!"
+#endif
+
+#ifndef ES9018K2M_ADDR
+# error "No definition for ES9018K2M I2C address!"
+#endif
+
+static int vol_tenthdb2hw(const int tdb)
+{
+    if (tdb < ES9018K2M_VOLUME_MIN) {
+        return 0xff;
+    } else if (tdb > ES9018K2M_VOLUME_MAX) {
+        return 0x00;
+    } else {
+        return (-tdb/5);
+    }
+}
+
+/* NOTE: This implementation is for the ES9018K2M specifically. */
+/* Register defaults from the datasheet. */
+/* These are basically just for reference. All defaults work out for us.
+ * static uint8_t reg0_system_settings         = 0x00; // System settings. Default value of register 0
+ * static uint8_t reg1_input_configuration     = 0x8C; // Input settings. I2S input, 32-bit
+ * static uint8_t reg4_automute_time           = 0x00; // Automute time. Default = disabled
+ * static uint8_t reg5_automute_level          = 0x68; // Automute level. Default is some level
+ * static uint8_t reg6_deemphasis              = 0x4A; // Deemphasis. Default = disabled
+ * static uint8_t reg7_general_settings        = 0x80; // General settings. Default sharp fir, pcm iir and unmuted
+ * static uint8_t reg8_gpio_configuration      = 0x10; // GPIO configuration
+ * static uint8_t reg10_master_mode_control    = 0x05; // Master Mode Control. Default value: master mode off
+ * static uint8_t reg11_channel_mapping        = 0x02; // Channel Mapping. Default stereo is Ch1=left, Ch2=right
+ * static uint8_t reg12_dpll_settings          = 0x5A; // DPLL Settings. Default = 5 for I2S, A for DSD
+ * static uint8_t reg13_thd_comp               = 0x40; // THD Compensation
+ * static uint8_t reg14_softstart_settings     = 0x8A; // Soft Start Settings
+ * static uint8_t reg21_gpio_input_selection   = 0x00; // Oversampling filter. Default: oversampling ON
+ */
+
+static uint8_t vol_reg_l = ES9018K2M_REG15_VOLUME_L;
+static uint8_t reg15_vol_l = 0;
+i2c_descriptor vol_desc_l = {
+    .slave_addr = ES9018K2M_ADDR,
+    .bus_cond = I2C_START | I2C_STOP,
+    .tran_mode = I2C_WRITE,
+    .buffer[0] = &vol_reg_l,
+    .count[0] = 1,
+    .buffer[1] = &reg15_vol_l,
+    .count[1] = 1,
+    .callback = NULL,
+    .arg = 0,
+    .next = NULL,
+};
+
+static uint8_t vol_reg_r = ES9018K2M_REG16_VOLUME_R;
+static uint8_t reg16_vol_r = 0;
+i2c_descriptor vol_desc_r = {
+    .slave_addr = ES9018K2M_ADDR,
+    .bus_cond = I2C_START | I2C_STOP,
+    .tran_mode = I2C_WRITE,
+    .buffer[0] = &vol_reg_r,
+    .count[0] = 1,
+    .buffer[1] = &reg16_vol_r,
+    .count[1] = 1,
+    .callback = NULL,
+    .arg = 0,
+    .next = NULL,
+};
+
+void es9018k2m_set_volume(int vol_l, int vol_r)
+{
+    /* Queue writes to the DAC's volume.
+     * Note that this needs to be done asynchronously. From testing, calling
+     * synchronous writes from HP/LO detect causes hangs. */
+    reg15_vol_l = vol_tenthdb2hw(vol_l);
+    reg16_vol_r = vol_tenthdb2hw(vol_r);
+    i2c_async_queue(ES9018K2M_BUS, TIMEOUT_NOBLOCK, I2C_Q_ADD, 0, &vol_desc_l);
+    i2c_async_queue(ES9018K2M_BUS, TIMEOUT_NOBLOCK, I2C_Q_ADD, 0, &vol_desc_r);
+}
+
+/* returns I2C_STATUS_OK upon success, I2C_STATUS_* errors upon error */
+int es9018k2m_write_reg(uint8_t reg, uint8_t val)
+{
+    return i2c_reg_write1(ES9018K2M_BUS, ES9018K2M_ADDR, reg, val);
+}
+
+/* returns register value, or -1 upon error */
+int es9018k2m_read_reg(uint8_t reg)
+{
+    return i2c_reg_read1(ES9018K2M_BUS, ES9018K2M_ADDR, reg);
+}
\ No newline at end of file
diff --git a/firmware/export/audiohw.h b/firmware/export/audiohw.h
index 3f8b48d750..067118000e 100644
--- a/firmware/export/audiohw.h
+++ b/firmware/export/audiohw.h
@@ -214,6 +214,7 @@ struct sound_settings_info
 #include "pcm1792.h"
 #elif defined(HAVE_EROS_QN_CODEC)
 #include "eros_qn_codec.h"
+#include "es9018k2m.h"
 #elif defined(HAVE_NWZ_LINUX_CODEC)
 #include "nwzlinux_codec.h"
 #elif defined(HAVE_CS4398)
diff --git a/firmware/export/eros_qn_codec.h b/firmware/export/eros_qn_codec.h
index bf108aa1c7..223ef06779 100644
--- a/firmware/export/eros_qn_codec.h
+++ b/firmware/export/eros_qn_codec.h
@@ -32,13 +32,25 @@
 #define PCM5102A_VOLUME_MIN -740
 #define PCM5102A_VOLUME_MAX -20
 
-/* a small DC offset prevents play/pause clicking due to the DAC auto-muting */
+/* a small DC offset prevents play/pause clicking due to the PCM5102A DAC auto-muting */
 #define PCM_DC_OFFSET_VALUE -1
 
 AUDIOHW_SETTING(VOLUME, "dB", 0, 2, PCM5102A_VOLUME_MIN/10, PCM5102A_VOLUME_MAX/10, 0)
 
+/* flag indicating whether this is a new revision unit with the ES9018K2M DAC */
+extern int es9018k2m_present_flag;
+
+/* Switch the output sink. 0 - headphones, 1 - line out */
+void eros_qn_switch_output(int select);
+
+/* Record last volume setting for switching between headphones/line out */
+void eros_qn_set_last_vol(long int vol_l, long int vol_r);
+
 /* this just calls audiohw_set_volume() with the last (locally) known volume,
  * used for switching to/from fixed line out volume. */
-void dac_set_outputs(void);
+void eros_qn_set_outputs(void);
+
+/* returns (global_settings.volume_limit * 10) */
+int eros_qn_get_volume_limit(void);
 
 #endif
diff --git a/firmware/export/es9018k2m.h b/firmware/export/es9018k2m.h
new file mode 100644
index 0000000000..035a607030
--- /dev/null
+++ b/firmware/export/es9018k2m.h
@@ -0,0 +1,64 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ *
+ * Copyright (c) 2023 Dana Conrad
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef _ES9018K2M_H
+#define _ES9018K2M_H
+
+//======================================================================================
+// ES9018K2M support stuff
+
+#ifndef ES9018K2M_VOLUME_MIN
+# define ES9018K2M_VOLUME_MIN   -1270
+#endif
+
+#ifndef ES9018K2M_VOLUME_MAX
+# define ES9018K2M_VOLUME_MAX   0
+#endif
+
+#define ES9018K2M_REG0_SYSTEM_SETTINGS      0
+#define ES9018K2M_REG1_INPUT_CONFIG         1
+#define ES9018K2M_REG4_AUTOMUTE_TIME        4
+#define ES9018K2M_REG5_AUTOMUTE_LEVEL       5
+#define ES9018K2M_REG6_DEEMPHASIS           6
+#define ES9018K2M_REG7_GENERAL_SETTINGS     7
+#define ES9018K2M_REG8_GPIO_CONFIG          8
+#define ES9018K2M_REG10_MASTER_MODE_CTRL    10
+#define ES9018K2M_REG11_CHANNEL_MAPPING     11
+#define ES9018K2M_REG12_DPLL_SETTINGS       12
+#define ES9018K2M_REG13_THD_COMP            13
+#define ES9018K2M_REG14_SOFTSTART_SETTINGS  14
+#define ES9018K2M_REG15_VOLUME_L            15
+#define ES9018K2M_REG16_VOLUME_R            16
+#define ES9018K2M_REG21_GPIO_INPUT_SELECT   21
+
+/* writes volume levels to DAC over I2C */
+void es9018k2m_set_volume(int vol_l, int vol_r);
+
+/* writes a single register */
+/* returns I2C_STATUS_OK upon success, I2C_STATUS_* errors upon error */
+int es9018k2m_write_reg(uint8_t reg, uint8_t val);
+
+/* reads a single register */
+/* returns register value, or -1 upon error */
+int es9018k2m_read_reg(uint8_t reg);
+
+#endif
\ No newline at end of file
diff --git a/firmware/target/mips/ingenic_x1000/debug-x1000.c b/firmware/target/mips/ingenic_x1000/debug-x1000.c
index 236442a880..827bb37855 100644
--- a/firmware/target/mips/ingenic_x1000/debug-x1000.c
+++ b/firmware/target/mips/ingenic_x1000/debug-x1000.c
@@ -121,6 +121,9 @@ extern volatile unsigned aic_tx_underruns;
 #ifdef HAVE_RECORDING
 extern volatile unsigned aic_rx_overruns;
 #endif
+#ifdef HAVE_EROS_QN_CODEC
+extern int es9018k2m_present_flag;
+#endif
 
 static bool dbg_audio(void)
 {
@@ -130,6 +133,16 @@ static bool dbg_audio(void)
 #ifdef HAVE_RECORDING
         lcd_putsf(0, 1, "RX overruns:  %u", aic_rx_overruns);
 #endif
+#ifdef HAVE_EROS_QN_CODEC
+        if (es9018k2m_present_flag)
+        {
+            lcd_putsf(0, 2, "(%d) ES9018K2M HWVOL", es9018k2m_present_flag);
+        }
+        else
+        {
+            lcd_putsf(0, 2, "(%d) SWVOL", es9018k2m_present_flag);
+        }
+#endif
         lcd_update();
     } while(get_action(CONTEXT_STD, HZ) != ACTION_STD_CANCEL);
 
diff --git a/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c b/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c
index c53da728ff..1e3e7f0b7f 100644
--- a/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c
+++ b/firmware/target/mips/ingenic_x1000/erosqnative/audiohw-erosqnative.c
@@ -19,13 +19,19 @@
  *
  ****************************************************************************/
 
-#include "audiohw.h"
 #include "system.h"
+#include "audiohw.h"
+#include "pcm_sw_volume.h"
 #include "pcm_sampr.h"
+#include "i2c-target.h"
+#include "button.h"
+
+// #define LOGF_ENABLE
+#include "logf.h"
+
 #include "aic-x1000.h"
 #include "i2c-x1000.h"
 #include "gpio-x1000.h"
-#include "logf.h"
 
 /*
  * Earlier devices audio path appears to be:
@@ -42,7 +48,7 @@ void audiohw_init(void)
     /* explicitly mute everything */
     gpio_set_level(GPIO_HPAMP_SHDN, 0);
     gpio_set_level(GPIO_STEREOSW_MUTE, 1);
-    gpio_set_level(GPIO_DAC_XMIT, 0);
+    gpio_set_level(GPIO_DAC_PWR, 0);
 
     aic_set_play_last_sample(true);
     aic_set_external_codec(true);
@@ -81,18 +87,34 @@ void audiohw_postinit(void)
     gpio_set_level(GPIO_STEREOSW_SEL, 0);
     gpio_set_level(GPIO_HPAMP_SHDN, 1);
     mdelay(10);
-    gpio_set_level(GPIO_DAC_XMIT, 1);
+    gpio_set_level(GPIO_DAC_PWR, 1);
     mdelay(10);
     gpio_set_level(GPIO_STEREOSW_MUTE, 0);
+
+    i2c_x1000_set_freq(ES9018K2M_BUS, I2C_FREQ_400K);
+
+    int ret = es9018k2m_read_reg(ES9018K2M_REG0_SYSTEM_SETTINGS);
+    if (ret >= 0) /* Detected ES9018K2M DAC */
+    {
+        logf("ES9018K2M found: ret=%d", ret);
+        es9018k2m_present_flag = 1;
+
+       /* Default is 32-bit data, and it works ok. Enabling the following
+        * causes issue. Which is weird, I definitely thought AIC was configured
+        * for 24-bit data... */
+        // es9018k2m_write_reg(ES9018K2M_REG1_INPUT_CONFIG, 0b01001100); // 24-bit data
+
+    } else { /* Default to SWVOL for PCM5102A DAC */
+        logf("Default to SWVOL: ret=%d", ret);
+    }
 }
 
-/* TODO: get shutdown just right according to dac datasheet */
 void audiohw_close(void)
 {
     /* mute - attempt to make power-off pop-free */
     gpio_set_level(GPIO_STEREOSW_MUTE, 1);
     mdelay(10);
-    gpio_set_level(GPIO_DAC_XMIT, 0);
+    gpio_set_level(GPIO_DAC_PWR, 0);
     mdelay(10);
     gpio_set_level(GPIO_HPAMP_SHDN, 0);
 }
@@ -107,3 +129,46 @@ void audiohw_set_frequency(int fsel)
     aic_enable_i2s_bit_clock(true);
 }
 
+void audiohw_set_volume(int vol_l, int vol_r)
+{
+    int l, r;
+
+    eros_qn_set_last_vol(vol_l, vol_r);
+
+    l = vol_l;
+    r = vol_r;
+
+#if (defined(HAVE_HEADPHONE_DETECTION) && defined(HAVE_LINEOUT_DETECTION))
+    /* make sure headphones aren't present - don't want to
+     * blow out our eardrums cranking it to full */
+    if (lineout_inserted() && !headphones_inserted())
+    {
+        eros_qn_switch_output(1);
+
+        l = r = eros_qn_get_volume_limit();
+    }
+    else
+    {
+        eros_qn_switch_output(0);
+    }
+#endif
+
+    if (es9018k2m_present_flag) /* ES9018K2M */
+    {
+        /* Same volume range and mute point for both DACs, so use PCM5102A_VOLUME_MIN */
+        l = l <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : l;
+        r = r <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : r;
+
+        /* set software volume just below unity due to
+         * DAC offset. We don't want to overflow the PCM system. */
+        pcm_set_master_volume(-1, -1);
+        es9018k2m_set_volume(l, r);
+    }
+    else /* PCM5102A */
+    {
+        l = l <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : (l / 20);
+        r = r <= PCM5102A_VOLUME_MIN ? PCM_MUTE_LEVEL : (r / 20);
+
+        pcm_set_master_volume(l, r);
+    }
+}
\ No newline at end of file
diff --git a/firmware/target/mips/ingenic_x1000/erosqnative/button-erosqnative.c b/firmware/target/mips/ingenic_x1000/erosqnative/button-erosqnative.c
index d82cb5b5dc..0d2207af2a 100644
--- a/firmware/target/mips/ingenic_x1000/erosqnative/button-erosqnative.c
+++ b/firmware/target/mips/ingenic_x1000/erosqnative/button-erosqnative.c
@@ -127,7 +127,7 @@ bool headphones_inserted(void)
     {
         hp_detect_reg_old = hp_detect_reg;
 #if !defined(BOOTLOADER)
-        dac_set_outputs();
+        eros_qn_set_outputs();
 #endif
     }
     return hp_detect_reg & 0x10 ? false : true;
@@ -140,7 +140,7 @@ bool lineout_inserted(void)
     {
         hp_detect_reg_old = hp_detect_reg;
 #if !defined(BOOTLOADER)
-        dac_set_outputs();
+        eros_qn_set_outputs();
 #endif
     }
     return hp_detect_reg & 0x20 ? false : true;
diff --git a/firmware/target/mips/ingenic_x1000/erosqnative/gpio-target.h b/firmware/target/mips/ingenic_x1000/erosqnative/gpio-target.h
index 3318a39786..72052c261f 100644
--- a/firmware/target/mips/ingenic_x1000/erosqnative/gpio-target.h
+++ b/firmware/target/mips/ingenic_x1000/erosqnative/gpio-target.h
@@ -15,17 +15,21 @@
 
 /* ---------------------------------------------- */
 
+
 /*              Name            Port    Pins            Function */
 DEFINE_PINGROUP(LCD_DATA,       GPIO_A, 0xffff <<  0,   GPIOF_DEVICE(1))
 DEFINE_PINGROUP(LCD_CONTROL,    GPIO_B,   0x1a << 16,   GPIOF_DEVICE(1))
 DEFINE_PINGROUP(MSC0,           GPIO_A,   0x3f << 20,   GPIOF_DEVICE(1))
 DEFINE_PINGROUP(SFC,            GPIO_A,   0x3f << 26,   GPIOF_DEVICE(1))
 DEFINE_PINGROUP(I2S,            GPIO_B,   0x1f <<  0,   GPIOF_DEVICE(1))
+DEFINE_PINGROUP(I2C1,           GPIO_C,      3 << 26,   GPIOF_DEVICE(0))
 DEFINE_PINGROUP(I2C2,           GPIO_D,      3 <<  0,   GPIOF_DEVICE(1))
 
 /*          Name                Pin             Function */
 /* mute DAC: 0 - mute, 1 - play */
-DEFINE_GPIO(DAC_XMIT,           GPIO_PB(12),    GPIOF_OUTPUT(0))
+/* Note: This seems to actually be power to the DAC in general,
+ * at least on the ES9018K2M devices. Was "DAC_XMIT". */
+DEFINE_GPIO(DAC_PWR,           GPIO_PB(12),    GPIOF_OUTPUT(0))
 
 /* mute HP amp: 0 - mute, 1 - play */
 DEFINE_GPIO(HPAMP_SHDN,         GPIO_PB(8),     GPIOF_OUTPUT(0))
diff --git a/firmware/target/mips/ingenic_x1000/erosqnative/i2c-target.h b/firmware/target/mips/ingenic_x1000/erosqnative/i2c-target.h
index 8d0b8a6e20..89d995f33a 100644
--- a/firmware/target/mips/ingenic_x1000/erosqnative/i2c-target.h
+++ b/firmware/target/mips/ingenic_x1000/erosqnative/i2c-target.h
@@ -25,6 +25,9 @@
 #define I2C_ASYNC_BUS_COUNT  3
 #define I2C_ASYNC_QUEUE_SIZE 4
 
+#define ES9018K2M_BUS 1
+#define ES9018K2M_ADDR 0x48
+
 #define AXP_PMU_BUS  2
 #define AXP_PMU_ADDR 0x34